45194158894078 has 16 divisors (see below), whose sum is σ = 69624016984944. Its totient is φ = 21986163460800.

The previous prime is 45194158894063. The next prime is 45194158894097. The reversal of 45194158894078 is 87049885149154.

It is a self number, because there is not a number n which added to its sum of digits gives 45194158894078.

It is a congruent number.

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, 6557778 + ... + 11549578.

It is an arithmetic number, because the mean of its divisors is an integer number (4351501061559).

Almost surely, 2^{45194158894078} is an apocalyptic number.

45194158894078 is a deficient number, since it is larger than the sum of its proper divisors (24429858090866).

45194158894078 is a wasteful number, since it uses less digits than its factorization.

45194158894078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5114187.

The product of its (nonzero) digits is 464486400, while the sum is 73.

The spelling of 45194158894078 in words is "forty-five trillion, one hundred ninety-four billion, one hundred fifty-eight million, eight hundred ninety-four thousand, seventy-eight".