45157000122 has 64 divisors (see below), whose sum is σ = 108137904000. Its totient is φ = 13885478784.

The previous prime is 45157000103. The next prime is 45157000129. The reversal of 45157000122 is 22100075154.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (45157000129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1109529 + ... + 1149507.

It is an arithmetic number, because the mean of its divisors is an integer number (1689654750).

Almost surely, 2^45157000122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45157000122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54068952000).

45157000122 is an abundant number, since it is smaller than the sum of its proper divisors (62980903878).

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

45157000122 is a wasteful number, since it uses less digits than its factorization.

45157000122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41612 (or 41606 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

Adding to 45157000122 its reverse (22100075154), we get a palindrome (67257075276).

The spelling of 45157000122 in words is "forty-five billion, one hundred fifty-seven million, one hundred twenty-two", and thus it is an aban number.