23532688457 has 2 divisors, whose sum is σ = 23532688458. Its totient is φ = 23532688456.

The previous prime is 23532688429. The next prime is 23532688471. The reversal of 23532688457 is 75488623532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23446959376 + 85729081 = 153124^2 + 9259^2 .

It is a cyclic number.

It is not a de Polignac number, because 23532688457 - 2¹⁰ = 23532687433 is a prime.

It is a super-3 number, since 3×23532688457³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23532688399 and 23532688408.

It is not a weakly prime, because it can be changed into another prime (23532688357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11766344228 + 11766344229.

It is an arithmetic number, because the mean of its divisors is an integer number (11766344229).

Almost surely, 2^23532688457 is an apocalyptic number.

It is an amenable number.

23532688457 is a deficient number, since it is larger than the sum of its proper divisors (1).

23532688457 is an equidigital number, since it uses as much as digits as its factorization.

23532688457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9676800, while the sum is 53.

The spelling of 23532688457 in words is "twenty-three billion, five hundred thirty-two million, six hundred eighty-eight thousand, four hundred fifty-seven".