85814325661178 has 16 divisors (see below), whose sum is σ = 129086654484480. Its totient is φ = 42785578608336.

The previous prime is 85814325661153. The next prime is 85814325661199. The reversal of 85814325661178 is 87116652341858.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33197201 + ... + 35688692.

It is an arithmetic number, because the mean of its divisors is an integer number (8067915905280).

Almost surely, 2^{85814325661178} is an apocalyptic number.

85814325661178 is a deficient number, since it is larger than the sum of its proper divisors (43272328823302).

85814325661178 is a wasteful number, since it uses less digits than its factorization.

85814325661178 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68887661.

The product of its digits is 77414400, while the sum is 65.

The spelling of 85814325661178 in words is "eighty-five trillion, eight hundred fourteen billion, three hundred twenty-five million, six hundred sixty-one thousand, one hundred seventy-eight".