49582772639 has 2 divisors, whose sum is σ = 49582772640. Its totient is φ = 49582772638.

The previous prime is 49582772633. The next prime is 49582772737. The reversal of 49582772639 is 93627728594.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49582772639 - 2⁸ = 49582772383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49582772633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24791386319 + 24791386320.

It is an arithmetic number, because the mean of its divisors is an integer number (24791386320).

Almost surely, 2^49582772639 is an apocalyptic number.

49582772639 is a deficient number, since it is larger than the sum of its proper divisors (1).

49582772639 is an equidigital number, since it uses as much as digits as its factorization.

49582772639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45722880, while the sum is 62.

The spelling of 49582772639 in words is "forty-nine billion, five hundred eighty-two million, seven hundred seventy-two thousand, six hundred thirty-nine".