2540446430 has 32 divisors (see below), whose sum is σ = 4621937760. Its totient is φ = 1005287040.

The previous prime is 2540446423. The next prime is 2540446481. The reversal of 2540446430 is 346440452.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1142720 + ... + 1144940.

It is an arithmetic number, because the mean of its divisors is an integer number (144435555).

Almost surely, 2^2540446430 is an apocalyptic number.

2540446430 is a deficient number, since it is larger than the sum of its proper divisors (2081491330).

2540446430 is a wasteful number, since it uses less digits than its factorization.

2540446430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3404.

The product of its (nonzero) digits is 46080, while the sum is 32.

The square root of 2540446430 is about 50402.8414873606. The cubic root of 2540446430 is about 1364.4889211829.

Adding to 2540446430 its reverse (346440452), we get a palindrome (2886886882).

The spelling of 2540446430 in words is "two billion, five hundred forty million, four hundred forty-six thousand, four hundred thirty".