72622653759 has 8 divisors (see below), whose sum is σ = 107589116720. Its totient is φ = 48415102488.

The previous prime is 72622653757. The next prime is 72622653853. The reversal of 72622653759 is 95735622627.

72622653759 is a `hidden beast` number, since 7 + 2 + 6 + 2 + 265 + 375 + 9 = 666.

It is not a de Polignac number, because 72622653759 - 2¹ = 72622653757 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 (72622653751) 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, 1344863932 + ... + 1344863985.

It is an arithmetic number, because the mean of its divisors is an integer number (13448639590).

Almost surely, 2^72622653759 is an apocalyptic number.

72622653759 is a deficient number, since it is larger than the sum of its proper divisors (34966462961).

72622653759 is a wasteful number, since it uses less digits than its factorization.

72622653759 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2689727926 (or 2689727920 counting only the distinct ones).

The product of its digits is 9525600, while the sum is 54.

The spelling of 72622653759 in words is "seventy-two billion, six hundred twenty-two million, six hundred fifty-three thousand, seven hundred fifty-nine".