2541455814 has 16 divisors (see below), whose sum is σ = 5086441728. Its totient is φ = 846563592.

The previous prime is 2541455809. The next prime is 2541455821. The reversal of 2541455814 is 4185541452.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137682 + ... + 155045.

It is an arithmetic number, because the mean of its divisors is an integer number (317902608).

Almost surely, 2^2541455814 is an apocalyptic number.

2541455814 is an abundant number, since it is smaller than the sum of its proper divisors (2544985914).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2541455814 is a wasteful number, since it uses less digits than its factorization.

2541455814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294179.

The product of its digits is 128000, while the sum is 39.

The square root of 2541455814 is about 50412.8536585661. The cubic root of 2541455814 is about 1364.6696126417.

The spelling of 2541455814 in words is "two billion, five hundred forty-one million, four hundred fifty-five thousand, eight hundred fourteen".