2063647144 has 16 divisors (see below), whose sum is σ = 4166980020. Its totient is φ = 952452480.

The previous prime is 2063647123. The next prime is 2063647181. The reversal of 2063647144 is 4417463602.

It can be written as a sum of positive squares in 2 ways, for example, as 2042136100 + 21511044 = 45190^2 + 4638^2 .

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, 9921277 + ... + 9921484.

Almost surely, 2^2063647144 is an apocalyptic number.

It is an amenable number.

2063647144 is an abundant number, since it is smaller than the sum of its proper divisors (2103332876).

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

2063647144 is a wasteful number, since it uses less digits than its factorization.

2063647144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19842780 (or 19842776 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 37.

The square root of 2063647144 is about 45427.3831956013. The cubic root of 2063647144 is about 1273.1467925401.

The spelling of 2063647144 in words is "two billion, sixty-three million, six hundred forty-seven thousand, one hundred forty-four".