72606216967 has 2 divisors, whose sum is σ = 72606216968. Its totient is φ = 72606216966.

The previous prime is 72606216959. The next prime is 72606217009. The reversal of 72606216967 is 76961260627.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72606216967 - 2³ = 72606216959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72606216367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36303108483 + 36303108484.

It is an arithmetic number, because the mean of its divisors is an integer number (36303108484).

Almost surely, 2^72606216967 is an apocalyptic number.

72606216967 is a deficient number, since it is larger than the sum of its proper divisors (1).

72606216967 is an equidigital number, since it uses as much as digits as its factorization.

72606216967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2286144, while the sum is 52.

The spelling of 72606216967 in words is "seventy-two billion, six hundred six million, two hundred sixteen thousand, nine hundred sixty-seven".