7766670732 has 12 divisors (see below), whose sum is σ = 18122231736. Its totient is φ = 2588890240.

The previous prime is 7766670727. The next prime is 7766670761. The reversal of 7766670732 is 2370766677.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 323611269 + ... + 323611292.

It is an arithmetic number, because the mean of its divisors is an integer number (1510185978).

Almost surely, 2^7766670732 is an apocalyptic number.

It is an amenable number.

7766670732 is an abundant number, since it is smaller than the sum of its proper divisors (10355561004).

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

7766670732 is a wasteful number, since it uses less digits than its factorization.

7766670732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647222568 (or 647222566 counting only the distinct ones).

The product of its (nonzero) digits is 3111696, while the sum is 51.

The square root of 7766670732 is about 88128.7168407665. The cubic root of 7766670732 is about 1980.3637338092.

The spelling of 7766670732 in words is "seven billion, seven hundred sixty-six million, six hundred seventy thousand, seven hundred thirty-two".