255102210352553 has 4 divisors (see below), whose sum is σ = 266193610802688. Its totient is φ = 244010809902420.

The previous prime is 255102210352489. The next prime is 255102210352601. The reversal of 255102210352553 is 355253012201552.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 255102210352553 - 2⁶ = 255102210352489 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 255102210352553.

It is not an unprimeable number, because it can be changed into a prime (255102216352553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5545700225033 + ... + 5545700225078.

It is an arithmetic number, because the mean of its divisors is an integer number (66548402700672).

Almost surely, 2^{255102210352553} is an apocalyptic number.

255102210352553 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

255102210352553 is a deficient number, since it is larger than the sum of its proper divisors (11091400450135).

255102210352553 is a wasteful number, since it uses less digits than its factorization.

255102210352553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11091400450134.

The product of its (nonzero) digits is 450000, while the sum is 41.

The spelling of 255102210352553 in words is "two hundred fifty-five trillion, one hundred two billion, two hundred ten million, three hundred fifty-two thousand, five hundred fifty-three".