545325521255 has 16 divisors (see below), whose sum is σ = 679641200640. Its totient is φ = 419741349792.

The previous prime is 545325521227. The next prime is 545325521353. The reversal of 545325521255 is 552125523545.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 545325521255 - 2¹⁰ = 545325520231 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, 19651679 + ... + 19679408.

It is an arithmetic number, because the mean of its divisors is an integer number (42477575040).

Almost surely, 2^545325521255 is an apocalyptic number.

545325521255 is a deficient number, since it is larger than the sum of its proper divisors (134315679385).

545325521255 is a wasteful number, since it uses less digits than its factorization.

545325521255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39331198.

The product of its digits is 1500000, while the sum is 44.

The spelling of 545325521255 in words is "five hundred forty-five billion, three hundred twenty-five million, five hundred twenty-one thousand, two hundred fifty-five".