52249975794 has 96 divisors (see below), whose sum is σ = 124639257600. Its totient is φ = 15745609440.

The previous prime is 52249975741. The next prime is 52249975829. The reversal of 52249975794 is 49757994225.

52249975794 is a `hidden beast` number, since 5 + 2 + 2 + 499 + 7 + 57 + 94 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3445609 + ... + 3460739.

It is an arithmetic number, because the mean of its divisors is an integer number (1298325600).

Almost surely, 2^52249975794 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52249975794, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62319628800).

52249975794 is an abundant number, since it is smaller than the sum of its proper divisors (72389281806).

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

52249975794 is a wasteful number, since it uses less digits than its factorization.

52249975794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15620 (or 15617 counting only the distinct ones).

The product of its digits is 57153600, while the sum is 63.

The spelling of 52249975794 in words is "fifty-two billion, two hundred forty-nine million, nine hundred seventy-five thousand, seven hundred ninety-four".