72461796913 has 8 divisors (see below), whose sum is σ = 79077170016. Its totient is φ = 65851080000.

The previous prime is 72461796887. The next prime is 72461796917. The reversal of 72461796913 is 31969716427.

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 72461796913 - 2¹⁷ = 72461665841 is a prime.

It is a super-3 number, since 3×72461796913³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72461796917) 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, 1131463 + ... + 1193788.

It is an arithmetic number, because the mean of its divisors is an integer number (9884646252).

Almost surely, 2^72461796913 is an apocalyptic number.

It is an amenable number.

72461796913 is a deficient number, since it is larger than the sum of its proper divisors (6615373103).

72461796913 is a wasteful number, since it uses less digits than its factorization.

72461796913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2328095.

The product of its digits is 3429216, while the sum is 55.

The spelling of 72461796913 in words is "seventy-two billion, four hundred sixty-one million, seven hundred ninety-six thousand, nine hundred thirteen".