1630442132550 has 768 divisors, whose sum is σ = 5716476979200. Its totient is φ = 331879680000.

The previous prime is 1630442132513. The next prime is 1630442132569. The reversal of 1630442132550 is 552312440361.

1630442132550 is a `hidden beast` number, since 1 + 6 + 30 + 4 + 42 + 1 + 32 + 550 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 2466629220 + ... + 2466629880.

It is an arithmetic number, because the mean of its divisors is an integer number (7443329400).

Almost surely, 2^{1630442132550} is an apocalyptic number.

1630442132550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1630442132550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2858238489600).

1630442132550 is an abundant number, since it is smaller than the sum of its proper divisors (4086034846650).

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

1630442132550 is a wasteful number, since it uses less digits than its factorization.

1630442132550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1150 (or 1139 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 1630442132550 in words is "one trillion, six hundred thirty billion, four hundred forty-two million, one hundred thirty-two thousand, five hundred fifty".