50994637854 has 8 divisors (see below), whose sum is σ = 101989275720. Its totient is φ = 16998212616.

The previous prime is 50994637849. The next prime is 50994637891. The reversal of 50994637854 is 45873649905.

It is a sphenic number, since it is the product of 3 distinct primes.

50994637854 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4249553149 + ... + 4249553160.

It is an arithmetic number, because the mean of its divisors is an integer number (12748659465).

Almost surely, 2^50994637854 is an apocalyptic number.

50994637854 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

50994637854 is a wasteful number, since it uses less digits than its factorization.

50994637854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8499106314.

The product of its (nonzero) digits is 32659200, while the sum is 60.

The spelling of 50994637854 in words is "fifty billion, nine hundred ninety-four million, six hundred thirty-seven thousand, eight hundred fifty-four".