32020640268 has 24 divisors (see below), whose sum is σ = 75829975872. Its totient is φ = 10514239824.

The previous prime is 32020640213. The next prime is 32020640297. The reversal of 32020640268 is 86204602023.

It is a super-2 number, since 2×32020640268² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19912530 + ... + 19914137.

It is an arithmetic number, because the mean of its divisors is an integer number (3159582328).

Almost surely, 2^32020640268 is an apocalyptic number.

It is an amenable number.

32020640268 is an abundant number, since it is smaller than the sum of its proper divisors (43809335604).

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

32020640268 is a wasteful number, since it uses less digits than its factorization.

32020640268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39826741 (or 39826739 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

The spelling of 32020640268 in words is "thirty-two billion, twenty million, six hundred forty thousand, two hundred sixty-eight".