52068262878 has 12 divisors (see below), whose sum is σ = 112814569608. Its totient is φ = 17356087620.

The previous prime is 52068262867. The next prime is 52068262879. The reversal of 52068262878 is 87826286025.

52068262878 is a `hidden beast` number, since 5 + 2 + 0 + 6 + 8 + 2 + 628 + 7 + 8 = 666.

It is a super-2 number, since 2×52068262878² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52068262879) 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 5 ways as a sum of consecutive naturals, for example, 1446340618 + ... + 1446340653.

It is an arithmetic number, because the mean of its divisors is an integer number (9401214134).

Almost surely, 2^52068262878 is an apocalyptic number.

52068262878 is an abundant number, since it is smaller than the sum of its proper divisors (60746306730).

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

52068262878 is a wasteful number, since it uses less digits than its factorization.

52068262878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2892681279 (or 2892681276 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 54.

The spelling of 52068262878 in words is "fifty-two billion, sixty-eight million, two hundred sixty-two thousand, eight hundred seventy-eight".