50872556894 has 4 divisors (see below), whose sum is σ = 76308835344. Its totient is φ = 25436278446.

The previous prime is 50872556887. The next prime is 50872556939. The reversal of 50872556894 is 49865527805.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49865527805 = 5 ⋅9973105561.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12718139222 + ... + 12718139225.

It is an arithmetic number, because the mean of its divisors is an integer number (19077208836).

Almost surely, 2^50872556894 is an apocalyptic number.

50872556894 is a deficient number, since it is larger than the sum of its proper divisors (25436278450).

50872556894 is a wasteful number, since it uses less digits than its factorization.

50872556894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25436278449.

The product of its (nonzero) digits is 24192000, while the sum is 59.

The spelling of 50872556894 in words is "fifty billion, eight hundred seventy-two million, five hundred fifty-six thousand, eight hundred ninety-four".