23512051256 has 16 divisors (see below), whose sum is σ = 44118949200. Its totient is φ = 11746998144.

The previous prime is 23512051249. The next prime is 23512051267. The reversal of 23512051256 is 65215021532.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1117361 + ... + 1138208.

It is an arithmetic number, because the mean of its divisors is an integer number (2757434325).

Almost surely, 2^23512051256 is an apocalyptic number.

It is an amenable number.

23512051256 is a deficient number, since it is larger than the sum of its proper divisors (20606897944).

23512051256 is a wasteful number, since it uses less digits than its factorization.

23512051256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2256878 (or 2256874 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

Adding to 23512051256 its reverse (65215021532), we get a palindrome (88727072788).

The spelling of 23512051256 in words is "twenty-three billion, five hundred twelve million, fifty-one thousand, two hundred fifty-six".