72387902567 has 2 divisors, whose sum is σ = 72387902568. Its totient is φ = 72387902566.

The previous prime is 72387902441. The next prime is 72387902591. The reversal of 72387902567 is 76520978327.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72387902567 - 2²² = 72383708263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72387901567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36193951283 + 36193951284.

It is an arithmetic number, because the mean of its divisors is an integer number (36193951284).

Almost surely, 2^72387902567 is an apocalyptic number.

72387902567 is a deficient number, since it is larger than the sum of its proper divisors (1).

72387902567 is an equidigital number, since it uses as much as digits as its factorization.

72387902567 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8890560, while the sum is 56.

The spelling of 72387902567 in words is "seventy-two billion, three hundred eighty-seven million, nine hundred two thousand, five hundred sixty-seven".