52243915386 has 48 divisors (see below), whose sum is σ = 118062968256. Its totient is φ = 15376128768.

The previous prime is 52243915357. The next prime is 52243915393. The reversal of 52243915386 is 68351934225.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1096735 + ... + 1143378.

It is an arithmetic number, because the mean of its divisors is an integer number (2459645172).

Almost surely, 2^52243915386 is an apocalyptic number.

52243915386 is an abundant number, since it is smaller than the sum of its proper divisors (65819052870).

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

52243915386 is a wasteful number, since it uses less digits than its factorization.

52243915386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2240167 (or 2240154 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 48.

The spelling of 52243915386 in words is "fifty-two billion, two hundred forty-three million, nine hundred fifteen thousand, three hundred eighty-six".