72760215659 has 8 divisors (see below), whose sum is σ = 73790423712. Its totient is φ = 71730912960.

The previous prime is 72760215641. The next prime is 72760215667. The reversal of 72760215659 is 95651206727.

It is a happy number.

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 72760215659 - 2¹⁶ = 72760150123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72760215859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63647 + ... + 386744.

It is an arithmetic number, because the mean of its divisors is an integer number (9223802964).

Almost surely, 2^72760215659 is an apocalyptic number.

72760215659 is a deficient number, since it is larger than the sum of its proper divisors (1030208053).

72760215659 is a wasteful number, since it uses less digits than its factorization.

72760215659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452677.

The product of its (nonzero) digits is 1587600, while the sum is 50.

The spelling of 72760215659 in words is "seventy-two billion, seven hundred sixty million, two hundred fifteen thousand, six hundred fifty-nine".