531472672555 has 16 divisors (see below), whose sum is σ = 696233023200. Its totient is φ = 386255036160.

The previous prime is 531472672553. The next prime is 531472672609. The reversal of 531472672555 is 555276274135.

It is not a de Polignac number, because 531472672555 - 2¹ = 531472672553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (531472672553) 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, 3302490 + ... + 3459679.

It is an arithmetic number, because the mean of its divisors is an integer number (43514563950).

Almost surely, 2^531472672555 is an apocalyptic number.

531472672555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

531472672555 is a deficient number, since it is larger than the sum of its proper divisors (164760350645).

531472672555 is a wasteful number, since it uses less digits than its factorization.

531472672555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6763614.

The product of its digits is 8820000, while the sum is 52.

The spelling of 531472672555 in words is "five hundred thirty-one billion, four hundred seventy-two million, six hundred seventy-two thousand, five hundred fifty-five".