238536870506 has 32 divisors (see below), whose sum is σ = 416067710400. Its totient is φ = 101362950400.

The previous prime is 238536870497. The next prime is 238536870587. The reversal of 238536870506 is 605078635832.

It is a Curzon 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, 2084540 + ... + 2195991.

It is an arithmetic number, because the mean of its divisors is an integer number (13002115950).

Almost surely, 2^238536870506 is an apocalyptic number.

238536870506 is a deficient number, since it is larger than the sum of its proper divisors (177530839894).

238536870506 is a wasteful number, since it uses less digits than its factorization.

238536870506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4280710.

The product of its (nonzero) digits is 7257600, while the sum is 53.

The spelling of 238536870506 in words is "two hundred thirty-eight billion, five hundred thirty-six million, eight hundred seventy thousand, five hundred six".