16293232956 has 384 divisors, whose sum is σ = 54837651456. Its totient is φ = 3622993920.

The previous prime is 16293232903. The next prime is 16293232999. The reversal of 16293232956 is 65923239261.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 14906346 + ... + 14907438.

It is an arithmetic number, because the mean of its divisors is an integer number (142806384).

Almost surely, 2^16293232956 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16293232956, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27418825728).

16293232956 is an abundant number, since it is smaller than the sum of its proper divisors (38544418500).

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

16293232956 is a wasteful number, since it uses less digits than its factorization.

16293232956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1221 (or 1219 counting only the distinct ones).

The product of its digits is 1049760, while the sum is 48.

The spelling of 16293232956 in words is "sixteen billion, two hundred ninety-three million, two hundred thirty-two thousand, nine hundred fifty-six".