3141622665 has 20 divisors (see below), whose sum is σ = 5631650244. Its totient is φ = 1675531872.

The previous prime is 3141622651. The next prime is 3141622669. The reversal of 3141622665 is 5662261413.

3141622665 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 2093611536 + 1048011129 = 45756^2 + 32373^2 .

It is not a de Polignac number, because 3141622665 - 2⁹ = 3141622153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3141622669) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3878142 + ... + 3878951.

Almost surely, 2^3141622665 is an apocalyptic number.

It is an amenable number.

3141622665 is a deficient number, since it is larger than the sum of its proper divisors (2490027579).

3141622665 is an equidigital number, since it uses as much as digits as its factorization.

3141622665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7757110 (or 7757101 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 3141622665 is about 56050.1798837435. The cubic root of 3141622665 is about 1464.5965512606.

The spelling of 3141622665 in words is "three billion, one hundred forty-one million, six hundred twenty-two thousand, six hundred sixty-five".