49990705170 has 32 divisors (see below), whose sum is σ = 137117363328. Its totient is φ = 11426446848.

The previous prime is 49990705157. The next prime is 49990705181. The reversal of 49990705170 is 7150709994.

It is a happy 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, 119025279 + ... + 119025698.

It is an arithmetic number, because the mean of its divisors is an integer number (4284917604).

Almost surely, 2^49990705170 is an apocalyptic number.

49990705170 is an abundant number, since it is smaller than the sum of its proper divisors (87126658158).

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

49990705170 is a wasteful number, since it uses less digits than its factorization.

49990705170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238050994.

The product of its (nonzero) digits is 714420, while the sum is 51.

The spelling of 49990705170 in words is "forty-nine billion, nine hundred ninety million, seven hundred five thousand, one hundred seventy".