7797678112 has 36 divisors (see below), whose sum is σ = 17858078910. Its totient is φ = 3341861376.

The previous prime is 7797678103. The next prime is 7797678127. The reversal of 7797678112 is 2118767977.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4230721936 + 3566956176 = 65044^2 + 59724^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2484937 + ... + 2488072.

Almost surely, 2^7797678112 is an apocalyptic number.

It is an amenable number.

7797678112 is an abundant number, since it is smaller than the sum of its proper divisors (10060400798).

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

7797678112 is a wasteful number, since it uses less digits than its factorization.

7797678112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4973033 (or 4973018 counting only the distinct ones).

The product of its digits is 2074464, while the sum is 55.

The square root of 7797678112 is about 88304.4625825898. The cubic root of 7797678112 is about 1982.9956789281.

The spelling of 7797678112 in words is "seven billion, seven hundred ninety-seven million, six hundred seventy-eight thousand, one hundred twelve".