72922453679 has 2 divisors, whose sum is σ = 72922453680. Its totient is φ = 72922453678.

The previous prime is 72922453619. The next prime is 72922453687. The reversal of 72922453679 is 97635422927.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72922453679 - 2²⁸ = 72654018223 is a prime.

It is a super-3 number, since 3×72922453679³ (a number of 34 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72922453619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36461226839 + 36461226840.

It is an arithmetic number, because the mean of its divisors is an integer number (36461226840).

Almost surely, 2^72922453679 is an apocalyptic number.

72922453679 is a deficient number, since it is larger than the sum of its proper divisors (1).

72922453679 is an equidigital number, since it uses as much as digits as its factorization.

72922453679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11430720, while the sum is 56.

The spelling of 72922453679 in words is "seventy-two billion, nine hundred twenty-two million, four hundred fifty-three thousand, six hundred seventy-nine".