49901838554 has 4 divisors (see below), whose sum is σ = 74852757834. Its totient is φ = 24950919276.

The previous prime is 49901838541. The next prime is 49901838563. The reversal of 49901838554 is 45583810994.

49901838554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 38603211529 + 11298627025 = 196477^2 + 106295^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 49901838554.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12475459637 + ... + 12475459640.

Almost surely, 2^49901838554 is an apocalyptic number.

49901838554 is a deficient number, since it is larger than the sum of its proper divisors (24950919280).

49901838554 is a wasteful number, since it uses less digits than its factorization.

49901838554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24950919279.

The product of its (nonzero) digits is 6220800, while the sum is 56.

The spelling of 49901838554 in words is "forty-nine billion, nine hundred one million, eight hundred thirty-eight thousand, five hundred fifty-four".