7766120104 has 32 divisors (see below), whose sum is σ = 14953144320. Its totient is φ = 3779770176.

The previous prime is 7766120101. The next prime is 7766120113. The reversal of 7766120104 is 4010216677.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 7766120104.

It is not an unprimeable number, because it can be changed into a prime (7766120101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18264 + ... + 125959.

It is an arithmetic number, because the mean of its divisors is an integer number (467285760).

Almost surely, 2^7766120104 is an apocalyptic number.

It is an amenable number.

7766120104 is a deficient number, since it is larger than the sum of its proper divisors (7187024216).

7766120104 is a wasteful number, since it uses less digits than its factorization.

7766120104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144409 (or 144405 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 7766120104 is about 88125.5927866587. The cubic root of 7766120104 is about 1980.3169325679.

The spelling of 7766120104 in words is "seven billion, seven hundred sixty-six million, one hundred twenty thousand, one hundred four".