49754563577 has 2 divisors, whose sum is σ = 49754563578. Its totient is φ = 49754563576.

The previous prime is 49754563567. The next prime is 49754563687. The reversal of 49754563577 is 77536545794.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44705182096 + 5049381481 = 211436^2 + 71059^2 .

It is a cyclic number.

It is not a de Polignac number, because 49754563577 - 2²⁴ = 49737786361 is a prime.

It is not a weakly prime, because it can be changed into another prime (49754563517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24877281788 + 24877281789.

It is an arithmetic number, because the mean of its divisors is an integer number (24877281789).

Almost surely, 2^49754563577 is an apocalyptic number.

It is an amenable number.

49754563577 is a deficient number, since it is larger than the sum of its proper divisors (1).

49754563577 is an equidigital number, since it uses as much as digits as its factorization.

49754563577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 111132000, while the sum is 62.

The spelling of 49754563577 in words is "forty-nine billion, seven hundred fifty-four million, five hundred sixty-three thousand, five hundred seventy-seven".