2555231545018 has 8 divisors (see below), whose sum is σ = 3890053994112. Its totient is φ = 1258546880316.

The previous prime is 2555231544973. The next prime is 2555231545019. The reversal of 2555231545018 is 8105451325552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2555231545019) 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, 9534445930 + ... + 9534446197.

It is an arithmetic number, because the mean of its divisors is an integer number (486256749264).

Almost surely, 2^{2555231545018} is an apocalyptic number.

2555231545018 is a deficient number, since it is larger than the sum of its proper divisors (1334822449094).

2555231545018 is a wasteful number, since it uses less digits than its factorization.

2555231545018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19068892196.

The product of its (nonzero) digits is 1200000, while the sum is 46.

The spelling of 2555231545018 in words is "two trillion, five hundred fifty-five billion, two hundred thirty-one million, five hundred forty-five thousand, eighteen".