630433238400 has 960 divisors, whose sum is σ = 2774568487680. Its totient is φ = 137824727040.

The previous prime is 630433238389. The next prime is 630433238411. The reversal of 630433238400 is 4832334036.

It is an interprime number because it is at equal distance from previous prime (630433238389) and next prime (630433238411).

It is a tau number, because it is divible by the number of its divisors (960).

It is a super-2 number, since 2×630433238400² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 41723647 + ... + 41738753.

It is an arithmetic number, because the mean of its divisors is an integer number (2890175508).

Almost surely, 2^630433238400 is an apocalyptic number.

630433238400 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 630433238400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1387284243840).

630433238400 is an abundant number, since it is smaller than the sum of its proper divisors (2144135249280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

630433238400 is a wasteful number, since it uses less digits than its factorization.

630433238400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15173 (or 15147 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

The spelling of 630433238400 in words is "six hundred thirty billion, four hundred thirty-three million, two hundred thirty-eight thousand, four hundred".