52274444040 has 512 divisors, whose sum is σ = 219706905600. Its totient is φ = 10759495680.

The previous prime is 52274444009. The next prime is 52274444063. The reversal of 52274444040 is 4044447225.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 52274443986 and 52274444004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4022994 + ... + 4035966.

It is an arithmetic number, because the mean of its divisors is an integer number (429115050).

Almost surely, 2^52274444040 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 52274444040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109853452800).

52274444040 is an abundant number, since it is smaller than the sum of its proper divisors (167432461560).

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

52274444040 is a wasteful number, since it uses less digits than its factorization.

52274444040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13054 (or 13044 counting only the distinct ones).

The product of its (nonzero) digits is 143360, while the sum is 36.

The spelling of 52274444040 in words is "fifty-two billion, two hundred seventy-four million, four hundred forty-four thousand, forty".