52540501122 has 198 divisors, whose sum is σ = 127987010697. Its totient is φ = 16174387152.

The previous prime is 52540501109. The next prime is 52540501193. The reversal of 52540501122 is 22110504525.

52540501122 is a `hidden beast` number, since 5 + 2 + 540 + 5 + 0 + 112 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 52509264201 + 31236921 = 229149^2 + 5589^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=162081.

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

It is an unprimeable number.

It is a polite number, since it can be written in 98 ways as a sum of consecutive naturals, for example, 1811741404 + ... + 1811741432.

Almost surely, 2^52540501122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52540501122

52540501122 is an abundant number, since it is smaller than the sum of its proper divisors (75446509575).

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

52540501122 is an frugal number, since it uses more digits than its factorization.

52540501122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 57 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The spelling of 52540501122 in words is "fifty-two billion, five hundred forty million, five hundred one thousand, one hundred twenty-two".