49111761258 has 36 divisors (see below), whose sum is σ = 123781686210. Its totient is φ = 14031931536.

The previous prime is 49111761163. The next prime is 49111761289. The reversal of 49111761258 is 85216711194.

49111761258 is a `hidden beast` number, since 4 + 9 + 11 + 17 + 612 + 5 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 33325597809 + 15786163449 = 182553^2 + 125643^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 27840253 + ... + 27842016.

Almost surely, 2^49111761258 is an apocalyptic number.

49111761258 is an abundant number, since it is smaller than the sum of its proper divisors (74669924952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49111761258 is a wasteful number, since it uses less digits than its factorization.

49111761258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55682291 (or 55682281 counting only the distinct ones).

The product of its digits is 120960, while the sum is 45.

The spelling of 49111761258 in words is "forty-nine billion, one hundred eleven million, seven hundred sixty-one thousand, two hundred fifty-eight".