23212357770432 has 56 divisors (see below), whose sum is σ = 61419897506416. Its totient is φ = 7736965337088.

The previous prime is 23212357770353. The next prime is 23212357770449. The reversal of 23212357770432 is 23407775321232.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 743413 + ... + 6854004.

Almost surely, 2^{23212357770432} is an apocalyptic number.

It is an amenable number.

23212357770432 is an abundant number, since it is smaller than the sum of its proper divisors (38207539735984).

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

23212357770432 is a wasteful number, since it uses less digits than its factorization.

23212357770432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7613345 (or 7613335 counting only the distinct ones).

The product of its (nonzero) digits is 2963520, while the sum is 48.

The spelling of 23212357770432 in words is "twenty-three trillion, two hundred twelve billion, three hundred fifty-seven million, seven hundred seventy thousand, four hundred thirty-two".