49922377648 has 80 divisors (see below), whose sum is σ = 113691223296. Its totient is φ = 20935998720.

The previous prime is 49922377579. The next prime is 49922377669. The reversal of 49922377648 is 84677322994.

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, 6052215 + ... + 6060457.

Almost surely, 2^49922377648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49922377648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56845611648).

49922377648 is an abundant number, since it is smaller than the sum of its proper divisors (63768845648).

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

49922377648 is a wasteful number, since it uses less digits than its factorization.

49922377648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10922 (or 10916 counting only the distinct ones).

The product of its digits is 36578304, while the sum is 61.

The spelling of 49922377648 in words is "forty-nine billion, nine hundred twenty-two million, three hundred seventy-seven thousand, six hundred forty-eight".