2509442554 has 16 divisors (see below), whose sum is σ = 3933940608. Its totient is φ = 1198298992.

The previous prime is 2509442519. The next prime is 2509442599. The reversal of 2509442554 is 4552449052.

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 7 ways as a sum of consecutive naturals, for example, 12397 + ... + 71920.

It is an arithmetic number, because the mean of its divisors is an integer number (245871288).

Almost surely, 2^2509442554 is an apocalyptic number.

2509442554 is a deficient number, since it is larger than the sum of its proper divisors (1424498054).

2509442554 is a wasteful number, since it uses less digits than its factorization.

2509442554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84989.

The product of its (nonzero) digits is 288000, while the sum is 40.

The square root of 2509442554 is about 50094.3365461606. The cubic root of 2509442554 is about 1358.9153971514.

The spelling of 2509442554 in words is "two billion, five hundred nine million, four hundred forty-two thousand, five hundred fifty-four".