531142150473 has 128 divisors (see below), whose sum is σ = 877801881600. Its totient is φ = 314743968000.

The previous prime is 531142150463. The next prime is 531142150531. The reversal of 531142150473 is 374051241135.

531142150473 is a `hidden beast` number, since 5 + 3 + 1 + 142 + 1 + 504 + 7 + 3 = 666.

It is not a de Polignac number, because 531142150473 - 2⁴ = 531142150457 is a prime.

It is a super-2 number, since 2×531142150473² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (531142150423) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1147175040 + ... + 1147175502.

It is an arithmetic number, because the mean of its divisors is an integer number (6857827200).

Almost surely, 2^531142150473 is an apocalyptic number.

It is an amenable number.

531142150473 is a deficient number, since it is larger than the sum of its proper divisors (346659731127).

531142150473 is a wasteful number, since it uses less digits than its factorization.

531142150473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 980 (or 974 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The spelling of 531142150473 in words is "five hundred thirty-one billion, one hundred forty-two million, one hundred fifty thousand, four hundred seventy-three".