72401512273607 has 12 divisors (see below), whose sum is σ = 79817975441568. Its totient is φ = 65624246318400.

The previous prime is 72401512273499. The next prime is 72401512273637. The reversal of 72401512273607 is 70637221510427.

It is not a de Polignac number, because 72401512273607 - 2⁸ = 72401512273351 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 (72401512273637) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 887733119 + ... + 887814672.

It is an arithmetic number, because the mean of its divisors is an integer number (6651497953464).

Almost surely, 2^{72401512273607} is an apocalyptic number.

72401512273607 is a deficient number, since it is larger than the sum of its proper divisors (7416463167961).

72401512273607 is a wasteful number, since it uses less digits than its factorization.

72401512273607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1775548150 (or 1775548139 counting only the distinct ones).

The product of its (nonzero) digits is 987840, while the sum is 47.

The spelling of 72401512273607 in words is "seventy-two trillion, four hundred one billion, five hundred twelve million, two hundred seventy-three thousand, six hundred seven".