3162920661 has 12 divisors (see below), whose sum is σ = 4570027488. Its totient is φ = 2107984104.

The previous prime is 3162920639. The next prime is 3162920681. The reversal of 3162920661 is 1660292613.

It is a happy number.

3162920661 is a `hidden beast` number, since 3 + 1 + 629 + 20 + 6 + 6 + 1 = 666.

It is not a de Polignac number, because 3162920661 - 2⁶ = 3162920597 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3162920681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19575 + ... + 81908.

It is an arithmetic number, because the mean of its divisors is an integer number (380835624).

Almost surely, 2^3162920661 is an apocalyptic number.

It is an amenable number.

3162920661 is a deficient number, since it is larger than the sum of its proper divisors (1407106827).

3162920661 is a wasteful number, since it uses less digits than its factorization.

3162920661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104952 (or 104949 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 3162920661 is about 56239.8494041369. The cubic root of 3162920661 is about 1467.8987457293.

The spelling of 3162920661 in words is "three billion, one hundred sixty-two million, nine hundred twenty thousand, six hundred sixty-one".