49111522992 has 320 divisors, whose sum is σ = 164256153600. Its totient is φ = 13760098560.

The previous prime is 49111522991. The next prime is 49111523011. The reversal of 49111522992 is 29922511194.

49111522992 is a `hidden beast` number, since 4 + 9 + 111 + 522 + 9 + 9 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (49111522991) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 39895017 + ... + 39896247.

It is an arithmetic number, because the mean of its divisors is an integer number (513300480).

Almost surely, 2^49111522992 is an apocalyptic number.

49111522992 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49111522992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82128076800).

49111522992 is an abundant number, since it is smaller than the sum of its proper divisors (115144630608).

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

49111522992 is a wasteful number, since it uses less digits than its factorization.

49111522992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1501 (or 1489 counting only the distinct ones).

The product of its digits is 116640, while the sum is 45.

The spelling of 49111522992 in words is "forty-nine billion, one hundred eleven million, five hundred twenty-two thousand, nine hundred ninety-two".