49587778950 has 48 divisors (see below), whose sum is σ = 123159594960. Its totient is φ = 13203848320.

The previous prime is 49587778909. The next prime is 49587778973. The reversal of 49587778950 is 5987778594.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 142605 + ... + 345704.

It is an arithmetic number, because the mean of its divisors is an integer number (2565824895).

Almost surely, 2^49587778950 is an apocalyptic number.

49587778950 is an abundant number, since it is smaller than the sum of its proper divisors (73571816010).

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

49587778950 is a wasteful number, since it uses less digits than its factorization.

49587778950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489001 (or 488996 counting only the distinct ones).

The product of its (nonzero) digits is 177811200, while the sum is 69.

The spelling of 49587778950 in words is "forty-nine billion, five hundred eighty-seven million, seven hundred seventy-eight thousand, nine hundred fifty".