852074329631 has 16 divisors (see below), whose sum is σ = 1025182018560. Its totient is φ = 691822101600.

The previous prime is 852074329597. The next prime is 852074329651. The reversal of 852074329631 is 136923470258.

It is not a de Polignac number, because 852074329631 - 2³⁸ = 577196422687 is a prime.

It is a super-2 number, since 2×852074329631² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 852074329631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (852074329651) 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, 654605 + ... + 1460361.

It is an arithmetic number, because the mean of its divisors is an integer number (64073876160).

It is a 1-persistent number, because it is pandigital, but 2⋅852074329631 = 1704148659262 is not.

Almost surely, 2^852074329631 is an apocalyptic number.

852074329631 is a deficient number, since it is larger than the sum of its proper divisors (173107688929).

852074329631 is a wasteful number, since it uses less digits than its factorization.

852074329631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813734.

The product of its (nonzero) digits is 2177280, while the sum is 50.

Adding to 852074329631 its reverse (136923470258), we get a palindrome (988997799889).

The spelling of 852074329631 in words is "eight hundred fifty-two billion, seventy-four million, three hundred twenty-nine thousand, six hundred thirty-one".