7677345925 has 6 divisors (see below), whose sum is σ = 9519908978. Its totient is φ = 6141876720.

The previous prime is 7677345883. The next prime is 7677345937. The reversal of 7677345925 is 5295437767.

It can be written as a sum of positive squares in 3 ways, for example, as 23020804 + 7654325121 = 4798^2 + 87489^2 .

It is not a de Polignac number, because 7677345925 - 2²¹ = 7675248773 is a prime.

It is a super-2 number, since 2×7677345925² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 153546894 + ... + 153546943.

Almost surely, 2^7677345925 is an apocalyptic number.

It is an amenable number.

7677345925 is a deficient number, since it is larger than the sum of its proper divisors (1842563053).

7677345925 is a wasteful number, since it uses less digits than its factorization.

7677345925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307093847 (or 307093842 counting only the distinct ones).

The product of its digits is 11113200, while the sum is 55.

The square root of 7677345925 is about 87620.4652178930. The cubic root of 7677345925 is about 1972.7423585629.

The spelling of 7677345925 in words is "seven billion, six hundred seventy-seven million, three hundred forty-five thousand, nine hundred twenty-five".