255453251403 has 16 divisors (see below), whose sum is σ = 402684929280. Its totient is φ = 140939724576.

The previous prime is 255453251393. The next prime is 255453251453. The reversal of 255453251403 is 304152354552.

It is not a de Polignac number, because 255453251403 - 2⁵ = 255453251371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (255453251453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209731125 + ... + 209732342.

It is an arithmetic number, because the mean of its divisors is an integer number (25167808080).

Almost surely, 2^255453251403 is an apocalyptic number.

255453251403 is a deficient number, since it is larger than the sum of its proper divisors (147231677877).

255453251403 is a wasteful number, since it uses less digits than its factorization.

255453251403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419463506.

The product of its (nonzero) digits is 360000, while the sum is 39.

The spelling of 255453251403 in words is "two hundred fifty-five billion, four hundred fifty-three million, two hundred fifty-one thousand, four hundred three".