72531456553037 has 8 divisors (see below), whose sum is σ = 73467262496640. Its totient is φ = 71596092765600.

The previous prime is 72531456553001. The next prime is 72531456553043. The reversal of 72531456553037 is 73035565413527.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 72531456553037 - 2¹⁰ = 72531456552013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72531456550037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110208839 + ... + 110865012.

It is an arithmetic number, because the mean of its divisors is an integer number (9183407812080).

Almost surely, 2^{72531456553037} is an apocalyptic number.

It is an amenable number.

72531456553037 is a deficient number, since it is larger than the sum of its proper divisors (935805943603).

72531456553037 is a wasteful number, since it uses less digits than its factorization.

72531456553037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221078083.

The product of its (nonzero) digits is 39690000, while the sum is 56.

The spelling of 72531456553037 in words is "seventy-two trillion, five hundred thirty-one billion, four hundred fifty-six million, five hundred fifty-three thousand, thirty-seven".