23217738921432 has 96 divisors (see below), whose sum is σ = 70451861435280. Its totient is φ = 6845524980480.

The previous prime is 23217738921407. The next prime is 23217738921473. The reversal of 23217738921432 is 23412983771232.

23217738921432 is a `hidden beast` number, since 2 + 3 + 2 + 17 + 7 + 389 + 214 + 32 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 396123763 + ... + 396182370.

Almost surely, 2^{23217738921432} is an apocalyptic number.

23217738921432 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23217738921432 is an abundant number, since it is smaller than the sum of its proper divisors (47234122513848).

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

23217738921432 is a wasteful number, since it uses less digits than its factorization.

23217738921432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 792306193 (or 792306186 counting only the distinct ones).

The product of its digits is 6096384, while the sum is 54.

The spelling of 23217738921432 in words is "twenty-three trillion, two hundred seventeen billion, seven hundred thirty-eight million, nine hundred twenty-one thousand, four hundred thirty-two".