72607236757 has 8 divisors (see below), whose sum is σ = 79262425440. Its totient is φ = 65961136560.

The previous prime is 72607236731. The next prime is 72607236803. The reversal of 72607236757 is 75763270627.

It is a happy number.

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

It is not a de Polignac number, because 72607236757 - 2²³ = 72598848149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72607230757) 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, 2255407 + ... + 2287372.

It is an arithmetic number, because the mean of its divisors is an integer number (9907803180).

Almost surely, 2^72607236757 is an apocalyptic number.

It is an amenable number.

72607236757 is a deficient number, since it is larger than the sum of its proper divisors (6655188683).

72607236757 is a wasteful number, since it uses less digits than its factorization.

72607236757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4544243.

The product of its (nonzero) digits is 5186160, while the sum is 52.

The spelling of 72607236757 in words is "seventy-two billion, six hundred seven million, two hundred thirty-six thousand, seven hundred fifty-seven".