786666152 has 16 divisors (see below), whose sum is σ = 1475322900. Its totient is φ = 393246720.

The previous prime is 786666149. The next prime is 786666163. The reversal of 786666152 is 251666687.

786666152 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 779191396 + 7474756 = 27914^2 + 2734^2 .

It is a junction number, because it is equal to n+sod(n) for n = 786666097 and 786666106.

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, 44702 + ... + 59762.

Almost surely, 2^786666152 is an apocalyptic number.

It is an amenable number.

786666152 is a deficient number, since it is larger than the sum of its proper divisors (688656748).

786666152 is a wasteful number, since it uses less digits than its factorization.

786666152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21596 (or 21592 counting only the distinct ones).

The product of its digits is 725760, while the sum is 47.

The square root of 786666152 is about 28047.5694490628. The cubic root of 786666152 is about 923.1313244192.

The spelling of 786666152 in words is "seven hundred eighty-six million, six hundred sixty-six thousand, one hundred fifty-two".