49813616390 has 32 divisors (see below), whose sum is σ = 93196107360. Its totient is φ = 19147161600.

The previous prime is 49813616351. The next prime is 49813616441. The reversal of 49813616390 is 9361631894.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 345851 + ... + 468230.

It is an arithmetic number, because the mean of its divisors is an integer number (2912378355).

Almost surely, 2^49813616390 is an apocalyptic number.

49813616390 is a deficient number, since it is larger than the sum of its proper divisors (43382490970).

49813616390 is a wasteful number, since it uses less digits than its factorization.

49813616390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814328.

The product of its (nonzero) digits is 839808, while the sum is 50.

The spelling of 49813616390 in words is "forty-nine billion, eight hundred thirteen million, six hundred sixteen thousand, three hundred ninety".