3607144644 has 24 divisors (see below), whose sum is σ = 8439614848. Its totient is φ = 1199103840.

The previous prime is 3607144637. The next prime is 3607144657. The reversal of 3607144644 is 4464417063.

It is a super-2 number, since 2×3607144644² = 26022984965475773472, which contains 22 as substring.

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, 405127 + ... + 413934.

Almost surely, 2^3607144644 is an apocalyptic number.

It is an amenable number.

3607144644 is an abundant number, since it is smaller than the sum of its proper divisors (4832470204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3607144644 is a wasteful number, since it uses less digits than its factorization.

3607144644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 819435 (or 819433 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 39.

The square root of 3607144644 is about 60059.5091888037. The cubic root of 3607144644 is about 1533.6320851822.

The spelling of 3607144644 in words is "three billion, six hundred seven million, one hundred forty-four thousand, six hundred forty-four".