50908157618 has 16 divisors (see below), whose sum is σ = 77128425504. Its totient is φ = 25199006880.

The previous prime is 50908157603. The next prime is 50908157693. The reversal of 50908157618 is 81675180905.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236621 + ... + 397247.

It is an arithmetic number, because the mean of its divisors is an integer number (4820526594).

Almost surely, 2^50908157618 is an apocalyptic number.

50908157618 is a deficient number, since it is larger than the sum of its proper divisors (26220267886).

50908157618 is a wasteful number, since it uses less digits than its factorization.

50908157618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162217.

The product of its (nonzero) digits is 604800, while the sum is 50.

The spelling of 50908157618 in words is "fifty billion, nine hundred eight million, one hundred fifty-seven thousand, six hundred eighteen".