49509950540 has 12 divisors (see below), whose sum is σ = 103970896176. Its totient is φ = 19803980208.

The previous prime is 49509950533. The next prime is 49509950569. The reversal of 49509950540 is 4505990594.

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, 1237748744 + ... + 1237748783.

It is an arithmetic number, because the mean of its divisors is an integer number (8664241348).

Almost surely, 2^49509950540 is an apocalyptic number.

It is an amenable number.

49509950540 is an abundant number, since it is smaller than the sum of its proper divisors (54460945636).

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

49509950540 is a wasteful number, since it uses less digits than its factorization.

49509950540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2475497536 (or 2475497534 counting only the distinct ones).

The product of its (nonzero) digits is 1458000, while the sum is 50.

The spelling of 49509950540 in words is "forty-nine billion, five hundred nine million, nine hundred fifty thousand, five hundred forty".