49164379279 has 2 divisors, whose sum is σ = 49164379280. Its totient is φ = 49164379278.

The previous prime is 49164379247. The next prime is 49164379283. The reversal of 49164379279 is 97297346194.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49164379279 - 2⁵ = 49164379247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49164377279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24582189639 + 24582189640.

It is an arithmetic number, because the mean of its divisors is an integer number (24582189640).

Almost surely, 2^49164379279 is an apocalyptic number.

49164379279 is a deficient number, since it is larger than the sum of its proper divisors (1).

49164379279 is an equidigital number, since it uses as much as digits as its factorization.

49164379279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20575296, while the sum is 61.

The spelling of 49164379279 in words is "forty-nine billion, one hundred sixty-four million, three hundred seventy-nine thousand, two hundred seventy-nine".