2625512144 has 10 divisors (see below), whose sum is σ = 5086929810. Its totient is φ = 1312756064.

The previous prime is 2625512117. The next prime is 2625512161. The reversal of 2625512144 is 4412155262.

It can be written as a sum of positive squares in only one way, i.e., 2584705600 + 40806544 = 50840^2 + 6388^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2625512144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82047239 + ... + 82047270.

It is an arithmetic number, because the mean of its divisors is an integer number (508692981).

Almost surely, 2^2625512144 is an apocalyptic number.

It is an amenable number.

2625512144 is a deficient number, since it is larger than the sum of its proper divisors (2461417666).

2625512144 is a wasteful number, since it uses less digits than its factorization.

2625512144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164094517 (or 164094511 counting only the distinct ones).

The product of its digits is 19200, while the sum is 32.

The square root of 2625512144 is about 51239.7515997102. The cubic root of 2625512144 is about 1379.5517945132.

The spelling of 2625512144 in words is "two billion, six hundred twenty-five million, five hundred twelve thousand, one hundred forty-four".