86514521031 has 48 divisors (see below), whose sum is σ = 129926015232. Its totient is φ = 55414886400.

The previous prime is 86514521011. The next prime is 86514521053. The reversal of 86514521031 is 13012541568.

86514521031 is a `hidden beast` number, since 86 + 51 + 4 + 521 + 0 + 3 + 1 = 666.

It is not a de Polignac number, because 86514521031 - 2¹⁷ = 86514389959 is a prime.

It is a super-3 number, since 3×86514521031³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86514521011) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 33006901 + ... + 33009521.

It is an arithmetic number, because the mean of its divisors is an integer number (2706791984).

Almost surely, 2^86514521031 is an apocalyptic number.

86514521031 is a deficient number, since it is larger than the sum of its proper divisors (43411494201).

86514521031 is a wasteful number, since it uses less digits than its factorization.

86514521031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3464 (or 3461 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The spelling of 86514521031 in words is "eighty-six billion, five hundred fourteen million, five hundred twenty-one thousand, thirty-one".