52099020378 has 24 divisors (see below), whose sum is σ = 112983594048. Its totient is φ = 17350588872.

The previous prime is 52099020371. The next prime is 52099020383. The reversal of 52099020378 is 87302099025.

52099020378 is a `hidden beast` number, since 520 + 9 + 90 + 2 + 0 + 37 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (52099020371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1292200 + ... + 1331907.

It is an arithmetic number, because the mean of its divisors is an integer number (4707649752).

Almost surely, 2^52099020378 is an apocalyptic number.

52099020378 is an abundant number, since it is smaller than the sum of its proper divisors (60884573670).

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

52099020378 is a wasteful number, since it uses less digits than its factorization.

52099020378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2625218 (or 2625215 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 52099020378 in words is "fifty-two billion, ninety-nine million, twenty thousand, three hundred seventy-eight".