2653436144 has 20 divisors (see below), whose sum is σ = 5142118800. Its totient is φ = 1326437760.

The previous prime is 2653436129. The next prime is 2653436153. The reversal of 2653436144 is 4416343562.

It is a junction number, because it is equal to n+sod(n) for n = 2653436098 and 2653436107.

It is a congruent number.

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, 75557 + ... + 104955.

It is an arithmetic number, because the mean of its divisors is an integer number (257105940).

Almost surely, 2^2653436144 is an apocalyptic number.

It is an amenable number.

2653436144 is a deficient number, since it is larger than the sum of its proper divisors (2488682656).

2653436144 is a wasteful number, since it uses less digits than its factorization.

2653436144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35048 (or 35042 counting only the distinct ones).

The product of its digits is 207360, while the sum is 38.

The square root of 2653436144 is about 51511.5146739057. The cubic root of 2653436144 is about 1384.4253623660.

The spelling of 2653436144 in words is "two billion, six hundred fifty-three million, four hundred thirty-six thousand, one hundred forty-four".