49854699186 has 16 divisors (see below), whose sum is σ = 99725943744. Its totient is φ = 16615475504.

The previous prime is 49854699161. The next prime is 49854699217. The reversal of 49854699186 is 68199645894.

It is a self number, because there is not a number n which added to its sum of digits gives 49854699186.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 650046 + ... + 722681.

It is an arithmetic number, because the mean of its divisors is an integer number (6232871484).

Almost surely, 2^49854699186 is an apocalyptic number.

49854699186 is an abundant number, since it is smaller than the sum of its proper divisors (49871244558).

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

49854699186 is a wasteful number, since it uses less digits than its factorization.

49854699186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1378785.

The product of its digits is 134369280, while the sum is 69.

The spelling of 49854699186 in words is "forty-nine billion, eight hundred fifty-four million, six hundred ninety-nine thousand, one hundred eighty-six".