49658604971 has 2 divisors, whose sum is σ = 49658604972. Its totient is φ = 49658604970.

The previous prime is 49658604959. The next prime is 49658604977. The reversal of 49658604971 is 17940685694.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49658604971 - 2²⁶ = 49591496107 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49658604971.

It is not a weakly prime, because it can be changed into another prime (49658604977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24829302485 + 24829302486.

It is an arithmetic number, because the mean of its divisors is an integer number (24829302486).

Almost surely, 2^49658604971 is an apocalyptic number.

49658604971 is a deficient number, since it is larger than the sum of its proper divisors (1).

49658604971 is an equidigital number, since it uses as much as digits as its factorization.

49658604971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13063680, while the sum is 59.

The spelling of 49658604971 in words is "forty-nine billion, six hundred fifty-eight million, six hundred four thousand, nine hundred seventy-one".