52422504540 has 96 divisors (see below), whose sum is σ = 168190525440. Its totient is φ = 11950964736.

The previous prime is 52422504517. The next prime is 52422504551. The reversal of 52422504540 is 4540522425.

It is a super-2 number, since 2×52422504540² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2085 + ... + 323804.

It is an arithmetic number, because the mean of its divisors is an integer number (1751984640).

Almost surely, 2^52422504540 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 52422504540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84095262720).

52422504540 is an abundant number, since it is smaller than the sum of its proper divisors (115768020900).

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

52422504540 is a wasteful number, since it uses less digits than its factorization.

52422504540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326291 (or 326289 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 33.

The spelling of 52422504540 in words is "fifty-two billion, four hundred twenty-two million, five hundred four thousand, five hundred forty".