23135461325156 has 24 divisors (see below), whose sum is σ = 41621099773344. Its totient is φ = 11245712454720.

The previous prime is 23135461325149. The next prime is 23135461325177. The reversal of 23135461325156 is 65152316453132.

It is a self number, because there is not a number n which added to its sum of digits gives 23135461325156.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249193670 + ... + 249286493.

It is an arithmetic number, because the mean of its divisors is an integer number (1734212490556).

Almost surely, 2^{23135461325156} is an apocalyptic number.

It is an amenable number.

23135461325156 is a deficient number, since it is larger than the sum of its proper divisors (18485638448188).

23135461325156 is a wasteful number, since it uses less digits than its factorization.

23135461325156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498480491 (or 498480489 counting only the distinct ones).

The product of its digits is 1944000, while the sum is 47.

Adding to 23135461325156 its reverse (65152316453132), we get a palindrome (88287777778288).

The spelling of 23135461325156 in words is "twenty-three trillion, one hundred thirty-five billion, four hundred sixty-one million, three hundred twenty-five thousand, one hundred fifty-six".