1630276800 has 168 divisors, whose sum is σ = 5581595136. Its totient is φ = 415810560.

The previous prime is 1630276783. The next prime is 1630276801. The reversal of 1630276800 is 86720361.

It is a super-3 number, since 3×1630276800³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1630276801) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 103017 + ... + 117783.

Almost surely, 2^1630276800 is an apocalyptic number.

1630276800 is a gapful number since it is divisible by the number (10) 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 1630276800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2790797568).

1630276800 is an abundant number, since it is smaller than the sum of its proper divisors (3951318336).

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

1630276800 is a wasteful number, since it uses less digits than its factorization.

1630276800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14815 (or 14800 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 1630276800 is about 40376.6863424922. The cubic root of 1630276800 is about 1176.9385353372.

The spelling of 1630276800 in words is "one billion, six hundred thirty million, two hundred seventy-six thousand, eight hundred".