52074557556 has 96 divisors (see below), whose sum is σ = 148408630272. Its totient is φ = 13872330240.

The previous prime is 52074557551. The next prime is 52074557581. The reversal of 52074557556 is 65575547025.

52074557556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a junction number, because it is equal to n+sod(n) for n = 52074557499 and 52074557508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52074557551) 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, 17610 + ... + 323201.

It is an arithmetic number, because the mean of its divisors is an integer number (1545923232).

Almost surely, 2^52074557556 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 52074557556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74204315136).

52074557556 is an abundant number, since it is smaller than the sum of its proper divisors (96334072716).

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

52074557556 is a wasteful number, since it uses less digits than its factorization.

52074557556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340949 (or 340947 counting only the distinct ones).

The product of its (nonzero) digits is 7350000, while the sum is 51.

The spelling of 52074557556 in words is "fifty-two billion, seventy-four million, five hundred fifty-seven thousand, five hundred fifty-six".