82534753631 has 4 divisors (see below), whose sum is σ = 90037913064. Its totient is φ = 75031594200.

The previous prime is 82534753607. The next prime is 82534753663. The reversal of 82534753631 is 13635743528.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 82534753631 - 2²² = 82530559327 is a prime.

It is a super-2 number, since 2×82534753631² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82534753031) 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, 3751579700 + ... + 3751579721.

It is an arithmetic number, because the mean of its divisors is an integer number (22509478266).

Almost surely, 2^82534753631 is an apocalyptic number.

82534753631 is a deficient number, since it is larger than the sum of its proper divisors (7503159433).

82534753631 is a wasteful number, since it uses less digits than its factorization.

82534753631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7503159432.

The product of its digits is 1814400, while the sum is 47.

The spelling of 82534753631 in words is "eighty-two billion, five hundred thirty-four million, seven hundred fifty-three thousand, six hundred thirty-one".