32043256956 has 72 divisors (see below), whose sum is σ = 86072903280. Its totient is φ = 10016441856.

The previous prime is 32043256951. The next prime is 32043256961. The reversal of 32043256956 is 65965234023.

32043256956 is a `hidden beast` number, since 3 + 2 + 0 + 4 + 32 + 569 + 56 = 666.

It is an interprime number because it is at equal distance from previous prime (32043256951) and next prime (32043256961).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32043256951) 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, 75015 + ... + 264033.

It is an arithmetic number, because the mean of its divisors is an integer number (1195456990).

Almost surely, 2^32043256956 is an apocalyptic number.

32043256956 is a gapful number since it is divisible by the number (36) 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 32043256956, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43036451640).

32043256956 is an abundant number, since it is smaller than the sum of its proper divisors (54029646324).

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

32043256956 is a wasteful number, since it uses less digits than its factorization.

32043256956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189323 (or 189318 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 45.

The spelling of 32043256956 in words is "thirty-two billion, forty-three million, two hundred fifty-six thousand, nine hundred fifty-six".