857693736136 has 16 divisors (see below), whose sum is σ = 1608316122240. Its totient is φ = 428809436880.

The previous prime is 857693736131. The next prime is 857693736139. The reversal of 857693736136 is 631637396758.

It is a happy number.

857693736136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (857693736131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4581396 + ... + 4764931.

It is an arithmetic number, because the mean of its divisors is an integer number (100519757640).

Almost surely, 2^857693736136 is an apocalyptic number.

It is an amenable number.

857693736136 is a deficient number, since it is larger than the sum of its proper divisors (750622386104).

857693736136 is a wasteful number, since it uses less digits than its factorization.

857693736136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9357804 (or 9357800 counting only the distinct ones).

The product of its digits is 102876480, while the sum is 64.

The spelling of 857693736136 in words is "eight hundred fifty-seven billion, six hundred ninety-three million, seven hundred thirty-six thousand, one hundred thirty-six".