2400140202044 has 72 divisors (see below), whose sum is σ = 4742126743200. Its totient is φ = 1056553356672.

The previous prime is 2400140202011. The next prime is 2400140202091. The reversal of 2400140202044 is 4402020410042.

It is a Harshad number since it is a multiple of its sum of digits (23).

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 23 ways as a sum of consecutive naturals, for example, 9475289 + ... + 9725295.

Almost surely, 2^{2400140202044} is an apocalyptic number.

It is an amenable number.

2400140202044 is a deficient number, since it is larger than the sum of its proper divisors (2341986541156).

2400140202044 is a wasteful number, since it uses less digits than its factorization.

2400140202044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250419 (or 250394 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 2400140202044 its reverse (4402020410042), we get a palindrome (6802160612086).

The spelling of 2400140202044 in words is "two trillion, four hundred billion, one hundred forty million, two hundred two thousand, forty-four".