49692542258 has 6 divisors (see below), whose sum is σ = 74539286271. Its totient is φ = 24846113502.

The previous prime is 49692542213. The next prime is 49692542279. The reversal of 49692542258 is 85224529694.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 24846271129 + 24846271129 = 157627^2 + 157627^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=157627.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 236441 + ... + 394067.

Almost surely, 2^49692542258 is an apocalyptic number.

49692542258 is a deficient number, since it is larger than the sum of its proper divisors (24846744013).

49692542258 is an frugal number, since it uses more digits than its factorization.

49692542258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315256 (or 157629 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 56.

The spelling of 49692542258 in words is "forty-nine billion, six hundred ninety-two million, five hundred forty-two thousand, two hundred fifty-eight".