16295634432 has 660 divisors, whose sum is σ = 61977362436. Its totient is φ = 4232632320.

The previous prime is 16295634431. The next prime is 16295634493. The reversal of 16295634432 is 23443659261.

16295634432 is a `hidden beast` number, since 1 + 6 + 2 + 9 + 5 + 634 + 4 + 3 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16295634431) by changing a digit.

It is a polite number, since it can be written in 65 ways as a sum of consecutive naturals, for example, 1481421307 + ... + 1481421317.

Almost surely, 2^16295634432 is an apocalyptic number.

16295634432 is a gapful number since it is divisible by the number (12) 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 16295634432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30988681218).

16295634432 is an abundant number, since it is smaller than the sum of its proper divisors (45681728004).

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

16295634432 is an frugal number, since it uses more digits than its factorization.

16295634432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73 (or 23 counting only the distinct ones).

The product of its digits is 933120, while the sum is 45.

The spelling of 16295634432 in words is "sixteen billion, two hundred ninety-five million, six hundred thirty-four thousand, four hundred thirty-two".