72402501067579 has 2 divisors, whose sum is σ = 72402501067580. Its totient is φ = 72402501067578.

The previous prime is 72402501067517. The next prime is 72402501067609. The reversal of 72402501067579 is 97576010520427.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72402501067579 - 2¹⁹ = 72402500543291 is a prime.

It is not a weakly prime, because it can be changed into another prime (72402501067279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36201250533789 + 36201250533790.

It is an arithmetic number, because the mean of its divisors is an integer number (36201250533790).

Almost surely, 2^{72402501067579} is an apocalyptic number.

72402501067579 is a deficient number, since it is larger than the sum of its proper divisors (1).

72402501067579 is an equidigital number, since it uses as much as digits as its factorization.

72402501067579 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7408800, while the sum is 55.

The spelling of 72402501067579 in words is "seventy-two trillion, four hundred two billion, five hundred one million, sixty-seven thousand, five hundred seventy-nine".