531116276773272 has 32 divisors (see below), whose sum is σ = 1327895218452480. Its totient is φ = 177024822055200.

The previous prime is 531116276773231. The next prime is 531116276773301. The reversal of 531116276773272 is 272377672611135.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 870743104 + ... + 871352847.

It is an arithmetic number, because the mean of its divisors is an integer number (41496725576640).

Almost surely, 2^{531116276773272} is an apocalyptic number.

It is an amenable number.

531116276773272 is an abundant number, since it is smaller than the sum of its proper divisors (796778941679208).

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

531116276773272 is a wasteful number, since it uses less digits than its factorization.

531116276773272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1742108663 (or 1742108659 counting only the distinct ones).

The product of its digits is 31116960, while the sum is 60.

The spelling of 531116276773272 in words is "five hundred thirty-one trillion, one hundred sixteen billion, two hundred seventy-six million, seven hundred seventy-three thousand, two hundred seventy-two".