2400419979 has 24 divisors (see below), whose sum is σ = 3572449920. Its totient is φ = 1552417152.

The previous prime is 2400419969. The next prime is 2400420023. The reversal of 2400419979 is 9799140042.

It is a happy number.

It is not a de Polignac number, because 2400419979 - 2⁵ = 2400419947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2400419939) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 14182 + ... + 70724.

It is an arithmetic number, because the mean of its divisors is an integer number (148852080).

Almost surely, 2^2400419979 is an apocalyptic number.

2400419979 is a deficient number, since it is larger than the sum of its proper divisors (1172029941).

2400419979 is a wasteful number, since it uses less digits than its factorization.

2400419979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56691 (or 56688 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The square root of 2400419979 is about 48994.0810608792. The cubic root of 2400419979 is about 1338.9439922152.

The spelling of 2400419979 in words is "two billion, four hundred million, four hundred nineteen thousand, nine hundred seventy-nine".