49815668342 has 32 divisors (see below), whose sum is σ = 81757589760. Its totient is φ = 22576626720.

The previous prime is 49815668321. The next prime is 49815668359. The reversal of 49815668342 is 24386651894.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18733409 + ... + 18736067.

It is an arithmetic number, because the mean of its divisors is an integer number (2554924680).

Almost surely, 2^49815668342 is an apocalyptic number.

49815668342 is a deficient number, since it is larger than the sum of its proper divisors (31941921418).

49815668342 is a wasteful number, since it uses less digits than its factorization.

49815668342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4868.

The product of its digits is 9953280, while the sum is 56.

The spelling of 49815668342 in words is "forty-nine billion, eight hundred fifteen million, six hundred sixty-eight thousand, three hundred forty-two".