57878392606226 has 64 divisors (see below), whose sum is σ = 96101806600800. Its totient is φ = 26019226189824.

The previous prime is 57878392606207. The next prime is 57878392606253. The reversal of 57878392606226 is 62260629387875.

It is a Cunningham number, because it is equal to 7607785²+1.

It can be written as a sum of positive squares in 16 ways, for example, as 8381609800201 + 49496782806025 = 2895101^2 + 7035395^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 57878392606226.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 345853460 + ... + 346020768.

Almost surely, 2^{57878392606226} is an apocalyptic number.

57878392606226 is a deficient number, since it is larger than the sum of its proper divisors (38223413994574).

57878392606226 is a wasteful number, since it uses less digits than its factorization.

57878392606226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171071.

The product of its (nonzero) digits is 731566080, while the sum is 71.

The spelling of 57878392606226 in words is "fifty-seven trillion, eight hundred seventy-eight billion, three hundred ninety-two million, six hundred six thousand, two hundred twenty-six".