23545531656675 has 384 divisors, whose sum is σ = 50486688645120. Its totient is φ = 10537447334400.

The previous prime is 23545531656671. The next prime is 23545531656697. The reversal of 23545531656675 is 57665613554532.

23545531656675 is a `hidden beast` number, since 2 + 3 + 5 + 4 + 5 + 53 + 16 + 566 + 7 + 5 = 666.

It is not a de Polignac number, because 23545531656675 - 2² = 23545531656671 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (23545531656671) by changing a digit.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 17148966289 + ... + 17148967661.

It is an arithmetic number, because the mean of its divisors is an integer number (131475751680).

Almost surely, 2^{23545531656675} is an apocalyptic number.

23545531656675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

23545531656675 is an abundant number, since it is smaller than the sum of its proper divisors (26941156988445).

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

23545531656675 is a wasteful number, since it uses less digits than its factorization.

23545531656675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1880 (or 1869 counting only the distinct ones).

The product of its digits is 340200000, while the sum is 63.

The spelling of 23545531656675 in words is "twenty-three trillion, five hundred forty-five billion, five hundred thirty-one million, six hundred fifty-six thousand, six hundred seventy-five".