73340857979 has 2 divisors, whose sum is σ = 73340857980. Its totient is φ = 73340857978.

The previous prime is 73340857963. The next prime is 73340858051. The reversal of 73340857979 is 97975804337.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73340857979 - 2⁴ = 73340857963 is a prime.

It is not a weakly prime, because it can be changed into another prime (73340857879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36670428989 + 36670428990.

It is an arithmetic number, because the mean of its divisors is an integer number (36670428990).

Almost surely, 2^73340857979 is an apocalyptic number.

73340857979 is a deficient number, since it is larger than the sum of its proper divisors (1).

73340857979 is an equidigital number, since it uses as much as digits as its factorization.

73340857979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40007520, while the sum is 62.

The spelling of 73340857979 in words is "seventy-three billion, three hundred forty million, eight hundred fifty-seven thousand, nine hundred seventy-nine".