1144624616 has 32 divisors (see below), whose sum is σ = 2160966600. Its totient is φ = 568381440.

The previous prime is 1144624567. The next prime is 1144624643. The reversal of 1144624616 is 6164264411.

It can be written as a sum of positive squares in 4 ways, for example, as 649740100 + 494884516 = 25490^2 + 22246^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1231640 + ... + 1232568.

Almost surely, 2^1144624616 is an apocalyptic number.

It is an amenable number.

1144624616 is a deficient number, since it is larger than the sum of its proper divisors (1016341984).

1144624616 is a wasteful number, since it uses less digits than its factorization.

1144624616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1829 (or 1825 counting only the distinct ones).

The product of its digits is 27648, while the sum is 35.

The square root of 1144624616 is about 33832.3013701403. The cubic root of 1144624616 is about 1046.0546165852.

The spelling of 1144624616 in words is "one billion, one hundred forty-four million, six hundred twenty-four thousand, six hundred sixteen".