49806187198 has 8 divisors (see below), whose sum is σ = 75100429440. Its totient is φ = 24772710720.

The previous prime is 49806187183. The next prime is 49806187259. The reversal of 49806187198 is 89178160894.

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

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, 65190963 + ... + 65191726.

It is an arithmetic number, because the mean of its divisors is an integer number (9387553680).

Almost surely, 2^49806187198 is an apocalyptic number.

49806187198 is a deficient number, since it is larger than the sum of its proper divisors (25294242242).

49806187198 is a wasteful number, since it uses less digits than its factorization.

49806187198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130382882.

The product of its (nonzero) digits is 6967296, while the sum is 61.

The spelling of 49806187198 in words is "forty-nine billion, eight hundred six million, one hundred eighty-seven thousand, one hundred ninety-eight".