23774157057 has 16 divisors (see below), whose sum is σ = 36345300992. Its totient is φ = 13540977360.

The previous prime is 23774157047. The next prime is 23774157079. The reversal of 23774157057 is 75075147732.

It is not a de Polignac number, because 23774157057 - 2¹⁵ = 23774124289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23774156997 and 23774157015.

It is not an unprimeable number, because it can be changed into a prime (23774157047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1837369 + ... + 1850262.

It is an arithmetic number, because the mean of its divisors is an integer number (2271581312).

Almost surely, 2^23774157057 is an apocalyptic number.

It is an amenable number.

23774157057 is a deficient number, since it is larger than the sum of its proper divisors (12571143935).

23774157057 is a wasteful number, since it uses less digits than its factorization.

23774157057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3687948.

The product of its (nonzero) digits is 1440600, while the sum is 48.

The spelling of 23774157057 in words is "twenty-three billion, seven hundred seventy-four million, one hundred fifty-seven thousand, fifty-seven".