57109696162978 has 16 divisors (see below), whose sum is σ = 90498739518720. Its totient is φ = 26954300825136.

The previous prime is 57109696162957. The next prime is 57109696162979. The reversal of 57109696162978 is 87926169690175.

57109696162978 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (57109696162979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2712781426 + ... + 2712802477.

It is an arithmetic number, because the mean of its divisors is an integer number (5656171219920).

Almost surely, 2^{57109696162978} is an apocalyptic number.

57109696162978 is a deficient number, since it is larger than the sum of its proper divisors (33389043355742).

57109696162978 is a wasteful number, since it uses less digits than its factorization.

57109696162978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5425584201.

The product of its (nonzero) digits is 617258880, while the sum is 76.

The spelling of 57109696162978 in words is "fifty-seven trillion, one hundred nine billion, six hundred ninety-six million, one hundred sixty-two thousand, nine hundred seventy-eight".