85836137265 has 128 divisors (see below), whose sum is σ = 170327923200. Its totient is φ = 40758681600.

The previous prime is 85836137263. The next prime is 85836137267. The reversal of 85836137265 is 56273163858.

85836137265 is a `hidden beast` number, since 8 + 583 + 6 + 1 + 37 + 26 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (85836137263) and next prime (85836137267).

It is not a de Polignac number, because 85836137265 - 2¹ = 85836137263 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85836137263) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 47659365 + ... + 47661165.

It is an arithmetic number, because the mean of its divisors is an integer number (1330686900).

Almost surely, 2^85836137265 is an apocalyptic number.

85836137265 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

85836137265 is a deficient number, since it is larger than the sum of its proper divisors (84491785935).

85836137265 is a wasteful number, since it uses less digits than its factorization.

85836137265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2944 (or 2938 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 54.

The spelling of 85836137265 in words is "eighty-five billion, eight hundred thirty-six million, one hundred thirty-seven thousand, two hundred sixty-five".