231253516135706 has 16 divisors (see below), whose sum is σ = 354947942071008. Its totient is φ = 112937545820400.

The previous prime is 231253516135699. The next prime is 231253516135729. The reversal of 231253516135706 is 607531615352132.

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, 47934461 + ... + 52537791.

It is an arithmetic number, because the mean of its divisors is an integer number (22184246379438).

Almost surely, 2^{231253516135706} is an apocalyptic number.

231253516135706 is a deficient number, since it is larger than the sum of its proper divisors (123694425935302).

231253516135706 is a wasteful number, since it uses less digits than its factorization.

231253516135706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5187517.

The product of its (nonzero) digits is 3402000, while the sum is 50.

The spelling of 231253516135706 in words is "two hundred thirty-one trillion, two hundred fifty-three billion, five hundred sixteen million, one hundred thirty-five thousand, seven hundred six".