48991849944 has 32 divisors (see below), whose sum is σ = 126703062000. Its totient is φ = 15767491712.

The previous prime is 48991849939. The next prime is 48991849979. The reversal of 48991849944 is 44994819984.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35194599 + ... + 35195990.

Almost surely, 2^48991849944 is an apocalyptic number.

It is an amenable number.

48991849944 is an abundant number, since it is smaller than the sum of its proper divisors (77711212056).

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

48991849944 is a wasteful number, since it uses less digits than its factorization.

48991849944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70390627 (or 70390623 counting only the distinct ones).

The product of its digits is 107495424, while the sum is 69.

The spelling of 48991849944 in words is "forty-eight billion, nine hundred ninety-one million, eight hundred forty-nine thousand, nine hundred forty-four".