23521314432051 has 6 divisors (see below), whose sum is σ = 33975231957420. Its totient is φ = 15680876288028.

The previous prime is 23521314432041. The next prime is 23521314432053. The reversal of 23521314432051 is 15023441312532.

23521314432051 is a `hidden beast` number, since 2 + 3 + 5 + 2 + 1 + 3 + 1 + 443 + 205 + 1 = 666.

It is not a de Polignac number, because 23521314432051 - 2²⁹ = 23520777561139 is a prime.

It is a super-2 number, since 2×23521314432051² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23521314431997 and 23521314432015.

It is not an unprimeable number, because it can be changed into a prime (23521314432053) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1306739690661 + ... + 1306739690678.

It is an arithmetic number, because the mean of its divisors is an integer number (5662538659570).

Almost surely, 2^{23521314432051} is an apocalyptic number.

23521314432051 is a deficient number, since it is larger than the sum of its proper divisors (10453917525369).

23521314432051 is a wasteful number, since it uses less digits than its factorization.

23521314432051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2613479381345 (or 2613479381342 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 23521314432051 its reverse (15023441312532), we get a palindrome (38544755744583).

The spelling of 23521314432051 in words is "twenty-three trillion, five hundred twenty-one billion, three hundred fourteen million, four hundred thirty-two thousand, fifty-one".