2400440640044 has 36 divisors (see below), whose sum is σ = 4307958400704. Its totient is φ = 1170340080000.

The previous prime is 2400440640019. The next prime is 2400440640113. The reversal of 2400440640044 is 4400460440042.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13027034 + ... + 13210014.

Almost surely, 2^{2400440640044} is an apocalyptic number.

It is an amenable number.

2400440640044 is a deficient number, since it is larger than the sum of its proper divisors (1907517760660).

2400440640044 is a wasteful number, since it uses less digits than its factorization.

2400440640044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185018 (or 184975 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

The spelling of 2400440640044 in words is "two trillion, four hundred billion, four hundred forty million, six hundred forty thousand, forty-four".