83214550777158 has 64 divisors (see below), whose sum is σ = 186804941400000. Its totient is φ = 27456136503552.

The previous prime is 83214550777157. The next prime is 83214550777177. The reversal of 83214550777158 is 85177705541238.

83214550777158 is a `hidden beast` number, since 8 + 3 + 2 + 1 + 4 + 5 + 507 + 7 + 71 + 58 = 666.

It is a super-2 number, since 2×83214550777158² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 83214550777095 and 83214550777104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83214550777151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1221783 + ... + 12958466.

It is an arithmetic number, because the mean of its divisors is an integer number (2918827209375).

Almost surely, 2^{83214550777158} is an apocalyptic number.

83214550777158 is an abundant number, since it is smaller than the sum of its proper divisors (103590390622842).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83214550777158 is a wasteful number, since it uses less digits than its factorization.

83214550777158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14181366 (or 14181360 counting only the distinct ones).

The product of its (nonzero) digits is 65856000, while the sum is 63.

The spelling of 83214550777158 in words is "eighty-three trillion, two hundred fourteen billion, five hundred fifty million, seven hundred seventy-seven thousand, one hundred fifty-eight".