49020879911 has 2 divisors, whose sum is σ = 49020879912. Its totient is φ = 49020879910.

The previous prime is 49020879847. The next prime is 49020879953. The reversal of 49020879911 is 11997802094.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49020879911 - 2⁶ = 49020879847 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49020879911.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49020879211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24510439955 + 24510439956.

It is an arithmetic number, because the mean of its divisors is an integer number (24510439956).

Almost surely, 2^49020879911 is an apocalyptic number.

49020879911 is a deficient number, since it is larger than the sum of its proper divisors (1).

49020879911 is an equidigital number, since it uses as much as digits as its factorization.

49020879911 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 50.

The spelling of 49020879911 in words is "forty-nine billion, twenty million, eight hundred seventy-nine thousand, nine hundred eleven".