3145936648 has 16 divisors (see below), whose sum is σ = 5933954880. Its totient is φ = 1563548688.

The previous prime is 3145936603. The next prime is 3145936663. The reversal of 3145936648 is 8466395413.

It is a happy number.

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, 1176036 + ... + 1178707.

It is an arithmetic number, because the mean of its divisors is an integer number (370872180).

Almost surely, 2^3145936648 is an apocalyptic number.

It is an amenable number.

3145936648 is a deficient number, since it is larger than the sum of its proper divisors (2788018232).

3145936648 is a wasteful number, since it uses less digits than its factorization.

3145936648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2354916 (or 2354912 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 49.

The square root of 3145936648 is about 56088.6499035233. The cubic root of 3145936648 is about 1465.2666248173.

The spelling of 3145936648 in words is "three billion, one hundred forty-five million, nine hundred thirty-six thousand, six hundred forty-eight".