50018956198 has 16 divisors (see below), whose sum is σ = 82411096320. Its totient is φ = 22663050696.

The previous prime is 50018956193. The next prime is 50018956237. The reversal of 50018956198 is 89165981005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50018956193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28614090 + ... + 28615837.

It is an arithmetic number, because the mean of its divisors is an integer number (5150693520).

Almost surely, 2^50018956198 is an apocalyptic number.

50018956198 is a deficient number, since it is larger than the sum of its proper divisors (32392140122).

50018956198 is a wasteful number, since it uses less digits than its factorization.

50018956198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57229971.

The product of its (nonzero) digits is 777600, while the sum is 52.

The spelling of 50018956198 in words is "fifty billion, eighteen million, nine hundred fifty-six thousand, one hundred ninety-eight".