3145664650 has 24 divisors (see below), whose sum is σ = 5950110240. Its totient is φ = 1236938160.

The previous prime is 3145664611. The next prime is 3145664657. The reversal of 3145664650 is 564665413.

It is not an unprimeable number, because it can be changed into a prime (3145664657) 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, 530214 + ... + 536113.

It is an arithmetic number, because the mean of its divisors is an integer number (247921260).

Almost surely, 2^3145664650 is an apocalyptic number.

3145664650 is a deficient number, since it is larger than the sum of its proper divisors (2804445590).

3145664650 is a wasteful number, since it uses less digits than its factorization.

3145664650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066398 (or 1066393 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 40.

The square root of 3145664650 is about 56086.2251359458. The cubic root of 3145664650 is about 1465.2243945668.

The spelling of 3145664650 in words is "three billion, one hundred forty-five million, six hundred sixty-four thousand, six hundred fifty".