72412926907 has 2 divisors, whose sum is σ = 72412926908. Its totient is φ = 72412926906.

The previous prime is 72412926893. The next prime is 72412926979. The reversal of 72412926907 is 70962921427.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-72412926907 is a prime.

It is not a weakly prime, because it can be changed into another prime (72412924907) 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, 36206463453 + 36206463454.

It is an arithmetic number, because the mean of its divisors is an integer number (36206463454).

Almost surely, 2^72412926907 is an apocalyptic number.

72412926907 is a deficient number, since it is larger than the sum of its proper divisors (1).

72412926907 is an equidigital number, since it uses as much as digits as its factorization.

72412926907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 762048, while the sum is 49.

The spelling of 72412926907 in words is "seventy-two billion, four hundred twelve million, nine hundred twenty-six thousand, nine hundred seven".