86533138106811 has 16 divisors (see below), whose sum is σ = 139851536334720. Its totient is φ = 52444326125160.

The previous prime is 86533138106809. The next prime is 86533138106813. The reversal of 86533138106811 is 11860183133568.

It is a happy number.

86533138106811 is a `hidden beast` number, since 8 + 6 + 533 + 1 + 38 + 1 + 0 + 68 + 11 = 666.

It is an interprime number because it is at equal distance from previous prime (86533138106809) and next prime (86533138106813).

It is not a de Polignac number, because 86533138106811 - 2¹ = 86533138106809 is a prime.

It is a super-2 number, since 2×86533138106811² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (86533138106813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145678683385 + ... + 145678683978.

It is an arithmetic number, because the mean of its divisors is an integer number (8740721020920).

Almost surely, 2^{86533138106811} is an apocalyptic number.

86533138106811 is a deficient number, since it is larger than the sum of its proper divisors (53318398227909).

86533138106811 is a wasteful number, since it uses less digits than its factorization.

86533138106811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291357367383 (or 291357367377 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 54.

The spelling of 86533138106811 in words is "eighty-six trillion, five hundred thirty-three billion, one hundred thirty-eight million, one hundred six thousand, eight hundred eleven".