2554523155 has 4 divisors (see below), whose sum is σ = 3065427792. Its totient is φ = 2043618520.

The previous prime is 2554523119. The next prime is 2554523159. The reversal of 2554523155 is 5513254552.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2554523155 - 2⁹ = 2554522643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2554523159) 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, 255452311 + ... + 255452320.

It is an arithmetic number, because the mean of its divisors is an integer number (766356948).

Almost surely, 2^2554523155 is an apocalyptic number.

2554523155 is a deficient number, since it is larger than the sum of its proper divisors (510904637).

2554523155 is an equidigital number, since it uses as much as digits as its factorization.

2554523155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510904636.

The product of its digits is 150000, while the sum is 37.

The square root of 2554523155 is about 50542.2907573450. The cubic root of 2554523155 is about 1367.0045115259.

The spelling of 2554523155 in words is "two billion, five hundred fifty-four million, five hundred twenty-three thousand, one hundred fifty-five".