23543063401656 has 32 divisors (see below), whose sum is σ = 59186472249600. Its totient is φ = 7803845967840.

The previous prime is 23543063401643. The next prime is 23543063401661. The reversal of 23543063401656 is 65610436034532.

It is a congruent number.

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, 2740110160 + ... + 2740118751.

It is an arithmetic number, because the mean of its divisors is an integer number (1849577257800).

Almost surely, 2^{23543063401656} is an apocalyptic number.

It is an amenable number.

23543063401656 is an abundant number, since it is smaller than the sum of its proper divisors (35643408847944).

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

23543063401656 is a wasteful number, since it uses less digits than its factorization.

23543063401656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5480229099 (or 5480229095 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 48.

The spelling of 23543063401656 in words is "twenty-three trillion, five hundred forty-three billion, sixty-three million, four hundred one thousand, six hundred fifty-six".