2553000646 has 12 divisors (see below), whose sum is σ = 4454725788. Its totient is φ = 1094143092.

The previous prime is 2553000563. The next prime is 2553000647. The reversal of 2553000646 is 6460003552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2553000647) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13025416 + ... + 13025611.

It is an arithmetic number, because the mean of its divisors is an integer number (371227149).

Almost surely, 2^2553000646 is an apocalyptic number.

2553000646 is a deficient number, since it is larger than the sum of its proper divisors (1901725142).

2553000646 is a wasteful number, since it uses less digits than its factorization.

2553000646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26051043 (or 26051036 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 2553000646 is about 50527.2267792326. The cubic root of 2553000646 is about 1366.7328769694.

The spelling of 2553000646 in words is "two billion, five hundred fifty-three million, six hundred forty-six", and thus it is an aban number.