2541854378 has 8 divisors (see below), whose sum is σ = 4357464672. Its totient is φ = 1089366156.

The previous prime is 2541854377. The next prime is 2541854387. The reversal of 2541854378 is 8734581452.

2541854378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×2541854378² = 12922047357915533768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2541854377) 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, 90780500 + ... + 90780527.

It is an arithmetic number, because the mean of its divisors is an integer number (544683084).

Almost surely, 2^2541854378 is an apocalyptic number.

2541854378 is a deficient number, since it is larger than the sum of its proper divisors (1815610294).

2541854378 is a wasteful number, since it uses less digits than its factorization.

2541854378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181561036.

The product of its digits is 1075200, while the sum is 47.

The square root of 2541854378 is about 50416.8065033873. The cubic root of 2541854378 is about 1364.7409470512.

The spelling of 2541854378 in words is "two billion, five hundred forty-one million, eight hundred fifty-four thousand, three hundred seventy-eight".