3144536812 has 6 divisors (see below), whose sum is σ = 5502939428. Its totient is φ = 1572268404.

The previous prime is 3144536789. The next prime is 3144536851. The reversal of 3144536812 is 2186354413.

It is a super-2 number, since 2×3144536812² = 19776223524046246688, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 393067098 + ... + 393067105.

Almost surely, 2^3144536812 is an apocalyptic number.

It is an amenable number.

3144536812 is a deficient number, since it is larger than the sum of its proper divisors (2358402616).

3144536812 is a wasteful number, since it uses less digits than its factorization.

3144536812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786134207 (or 786134205 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

The square root of 3144536812 is about 56076.1697336756. The cubic root of 3144536812 is about 1465.0492611189.

The spelling of 3144536812 in words is "three billion, one hundred forty-four million, five hundred thirty-six thousand, eight hundred twelve".