2554486843 has 4 divisors (see below), whose sum is σ = 2571631200. Its totient is φ = 2537342488.

The previous prime is 2554486807. The next prime is 2554486859. The reversal of 2554486843 is 3486844552.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2554486843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2554486043) 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, 8571955 + ... + 8572252.

It is an arithmetic number, because the mean of its divisors is an integer number (642907800).

Almost surely, 2^2554486843 is an apocalyptic number.

2554486843 is a deficient number, since it is larger than the sum of its proper divisors (17144357).

2554486843 is a wasteful number, since it uses less digits than its factorization.

2554486843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17144356.

The product of its digits is 3686400, while the sum is 49.

The square root of 2554486843 is about 50541.9315321447. The cubic root of 2554486843 is about 1366.9980342697.

The spelling of 2554486843 in words is "two billion, five hundred fifty-four million, four hundred eighty-six thousand, eight hundred forty-three".