875228774531 has 12 divisors (see below), whose sum is σ = 898963537800. Its totient is φ = 851875046400.

The previous prime is 875228774527. The next prime is 875228774533. The reversal of 875228774531 is 135477822578.

It is not a de Polignac number, because 875228774531 - 2² = 875228774527 is a prime.

It is a super-2 number, since 2×875228774531² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (59).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (875228774533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 125246 + ... + 1328963.

It is an arithmetic number, because the mean of its divisors is an integer number (74913628150).

Almost surely, 2^875228774531 is an apocalyptic number.

875228774531 is a deficient number, since it is larger than the sum of its proper divisors (23734763269).

875228774531 is a wasteful number, since it uses less digits than its factorization.

875228774531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1454470 (or 1454369 counting only the distinct ones).

The product of its digits is 26342400, while the sum is 59.

The spelling of 875228774531 in words is "eight hundred seventy-five billion, two hundred twenty-eight million, seven hundred seventy-four thousand, five hundred thirty-one".