78466250074 has 16 divisors (see below), whose sum is σ = 119581120512. Its totient is φ = 38608303968.

The previous prime is 78466250017. The next prime is 78466250117. The reversal of 78466250074 is 47005266487.

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, 541914 + ... + 671269.

It is an arithmetic number, because the mean of its divisors is an integer number (7473820032).

Almost surely, 2^78466250074 is an apocalyptic number.

78466250074 is a deficient number, since it is larger than the sum of its proper divisors (41114870438).

78466250074 is a wasteful number, since it uses less digits than its factorization.

78466250074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1213701.

The product of its (nonzero) digits is 2257920, while the sum is 49.

The spelling of 78466250074 in words is "seventy-eight billion, four hundred sixty-six million, two hundred fifty thousand, seventy-four".