48918642822 has 160 divisors (see below), whose sum is σ = 131596084224. Its totient is φ = 13279464000.

The previous prime is 48918642803. The next prime is 48918642823. The reversal of 48918642822 is 22824681984.

48918642822 is a `hidden beast` number, since 489 + 1 + 86 + 4 + 2 + 82 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48918642823) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 3932172 + ... + 3944592.

Almost surely, 2^48918642822 is an apocalyptic number.

48918642822 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 48918642822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65798042112).

48918642822 is an abundant number, since it is smaller than the sum of its proper divisors (82677441402).

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

48918642822 is a wasteful number, since it uses less digits than its factorization.

48918642822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12616 (or 12607 counting only the distinct ones).

The product of its digits is 3538944, while the sum is 54.

The spelling of 48918642822 in words is "forty-eight billion, nine hundred eighteen million, six hundred forty-two thousand, eight hundred twenty-two".