538746295720 has 32 divisors (see below), whose sum is σ = 1214496954720. Its totient is φ = 215086466880.

The previous prime is 538746295687. The next prime is 538746295723. The reversal of 538746295720 is 27592647835.

It is a happy number.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (538746295723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12855426 + ... + 12897265.

It is an arithmetic number, because the mean of its divisors is an integer number (37953029835).

Almost surely, 2^538746295720 is an apocalyptic number.

It is an amenable number.

538746295720 is an abundant number, since it is smaller than the sum of its proper divisors (675750659000).

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

538746295720 is a wasteful number, since it uses less digits than its factorization.

538746295720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25753225 (or 25753221 counting only the distinct ones).

The product of its (nonzero) digits is 25401600, while the sum is 58.

The spelling of 538746295720 in words is "five hundred thirty-eight billion, seven hundred forty-six million, two hundred ninety-five thousand, seven hundred twenty".