32260921920 has 224 divisors, whose sum is σ = 115958355840. Its totient is φ = 8440473600.

The previous prime is 32260921919. The next prime is 32260921961. The reversal of 32260921920 is 2912906223.

32260921920 is a `hidden beast` number, since 3 + 2 + 2 + 609 + 21 + 9 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 422695 + ... + 493145.

Almost surely, 2^32260921920 is an apocalyptic number.

32260921920 is a gapful number since it is divisible by the number (30) 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 32260921920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57979177920).

32260921920 is an abundant number, since it is smaller than the sum of its proper divisors (83697433920).

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

32260921920 is a wasteful number, since it uses less digits than its factorization.

32260921920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70530 (or 70514 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The spelling of 32260921920 in words is "thirty-two billion, two hundred sixty million, nine hundred twenty-one thousand, nine hundred twenty".