72674046145439 has 2 divisors, whose sum is σ = 72674046145440. Its totient is φ = 72674046145438.

The previous prime is 72674046145427. The next prime is 72674046145483. The reversal of 72674046145439 is 93454164047627.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72674046145439 - 2⁴⁰ = 71574534517663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72674046145499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36337023072719 + 36337023072720.

It is an arithmetic number, because the mean of its divisors is an integer number (36337023072720).

Almost surely, 2^{72674046145439} is an apocalyptic number.

72674046145439 is a deficient number, since it is larger than the sum of its proper divisors (1).

72674046145439 is an equidigital number, since it uses as much as digits as its factorization.

72674046145439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 121927680, while the sum is 62.

The spelling of 72674046145439 in words is "seventy-two trillion, six hundred seventy-four billion, forty-six million, one hundred forty-five thousand, four hundred thirty-nine".