78625235814 has 32 divisors (see below), whose sum is σ = 165574176000. Its totient is φ = 24821917344.

The previous prime is 78625235813. The next prime is 78625235827. The reversal of 78625235814 is 41853252687.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78625235813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 308832 + ... + 502620.

It is an arithmetic number, because the mean of its divisors is an integer number (5174193000).

Almost surely, 2^78625235814 is an apocalyptic number.

78625235814 is an abundant number, since it is smaller than the sum of its proper divisors (86948940186).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

78625235814 is a wasteful number, since it uses less digits than its factorization.

78625235814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197372.

The product of its digits is 3225600, while the sum is 51.

The spelling of 78625235814 in words is "seventy-eight billion, six hundred twenty-five million, two hundred thirty-five thousand, eight hundred fourteen".