2553400455 has 16 divisors (see below), whose sum is σ = 4100634720. Its totient is φ = 1356748928.

The previous prime is 2553400417. The next prime is 2553400469. The reversal of 2553400455 is 5540043552.

It is a cyclic number.

It is not a de Polignac number, because 2553400455 - 2⁷ = 2553400327 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 312372 + ... + 320441.

It is an arithmetic number, because the mean of its divisors is an integer number (256289670).

Almost surely, 2^2553400455 is an apocalyptic number.

2553400455 is a deficient number, since it is larger than the sum of its proper divisors (1547234265).

2553400455 is a wasteful number, since it uses less digits than its factorization.

2553400455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633090.

The product of its (nonzero) digits is 60000, while the sum is 33.

The square root of 2553400455 is about 50531.1829962450. The cubic root of 2553400455 is about 1366.8042183253.

The spelling of 2553400455 in words is "two billion, five hundred fifty-three million, four hundred thousand, four hundred fifty-five".