23153215213534 has 32 divisors (see below), whose sum is σ = 40988740147200. Its totient is φ = 9598696002720.

The previous prime is 23153215213481. The next prime is 23153215213553. The reversal of 23153215213534 is 43531251235132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10128604 + ... + 12202255.

It is an arithmetic number, because the mean of its divisors is an integer number (1280898129600).

Almost surely, 2^{23153215213534} is an apocalyptic number.

23153215213534 is a deficient number, since it is larger than the sum of its proper divisors (17835524933666).

23153215213534 is a wasteful number, since it uses less digits than its factorization.

23153215213534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22333288.

The product of its digits is 324000, while the sum is 40.

Adding to 23153215213534 its reverse (43531251235132), we get a palindrome (66684466448666).

The spelling of 23153215213534 in words is "twenty-three trillion, one hundred fifty-three billion, two hundred fifteen million, two hundred thirteen thousand, five hundred thirty-four".