52278518530 has 16 divisors (see below), whose sum is σ = 107544381120. Its totient is φ = 17924063472.

The previous prime is 52278518519. The next prime is 52278518533. The reversal of 52278518530 is 3581587225.

It is not an unprimeable number, because it can be changed into a prime (52278518533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 373417920 + ... + 373418059.

It is an arithmetic number, because the mean of its divisors is an integer number (6721523820).

Almost surely, 2^52278518530 is an apocalyptic number.

52278518530 is an abundant number, since it is smaller than the sum of its proper divisors (55265862590).

52278518530 is a wasteful number, since it uses less digits than its factorization.

52278518530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746835993.

The product of its (nonzero) digits is 672000, while the sum is 46.

The spelling of 52278518530 in words is "fifty-two billion, two hundred seventy-eight million, five hundred eighteen thousand, five hundred thirty".