23134403511513 has 24 divisors (see below), whose sum is σ = 38263147760448. Its totient is φ = 13194382535712.

The previous prime is 23134403511493. The next prime is 23134403511529. The reversal of 23134403511513 is 31511530443132.

23134403511513 is a `hidden beast` number, since 2 + 3 + 13 + 440 + 3 + 51 + 151 + 3 = 666.

It is not a de Polignac number, because 23134403511513 - 2¹⁶ = 23134403445977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23134403511553) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 351030870 + ... + 351096767.

It is an arithmetic number, because the mean of its divisors is an integer number (1594297823352).

Almost surely, 2^{23134403511513} is an apocalyptic number.

It is an amenable number.

23134403511513 is a deficient number, since it is larger than the sum of its proper divisors (15128744248935).

23134403511513 is a wasteful number, since it uses less digits than its factorization.

23134403511513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702128173 (or 702128170 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

Adding to 23134403511513 its reverse (31511530443132), we get a palindrome (54645933954645).

The spelling of 23134403511513 in words is "twenty-three trillion, one hundred thirty-four billion, four hundred three million, five hundred eleven thousand, five hundred thirteen".