2541858890 has 16 divisors (see below), whose sum is σ = 4575951360. Its totient is φ = 1016609040.

The previous prime is 2541858881. The next prime is 2541858911. The reversal of 2541858890 is 988581452.

It is a super-2 number, since 2×2541858890² = 12922093233344064200, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103631 + ... + 125789.

It is an arithmetic number, because the mean of its divisors is an integer number (285996960).

Almost surely, 2^2541858890 is an apocalyptic number.

2541858890 is a deficient number, since it is larger than the sum of its proper divisors (2034092470).

2541858890 is a wasteful number, since it uses less digits than its factorization.

2541858890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33637.

The product of its (nonzero) digits is 921600, while the sum is 50.

The square root of 2541858890 is about 50416.8512503508. The cubic root of 2541858890 is about 1364.7417545598.

The spelling of 2541858890 in words is "two billion, five hundred forty-one million, eight hundred fifty-eight thousand, eight hundred ninety".