2440646022464 has 56 divisors (see below), whose sum is σ = 5215906584168. Its totient is φ = 1126409011200.

The previous prime is 2440646022457. The next prime is 2440646022487. The reversal of 2440646022464 is 4642206460442.

It can be written as a sum of positive squares in 4 ways, for example, as 487472068864 + 1953173953600 = 698192^2 + 1397560^2 .

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 7 ways as a sum of consecutive naturals, for example, 34743344 + ... + 34813520.

It is an arithmetic number, because the mean of its divisors is an integer number (93141189003).

Almost surely, 2^{2440646022464} is an apocalyptic number.

It is an amenable number.

2440646022464 is an abundant number, since it is smaller than the sum of its proper divisors (2775260561704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2440646022464 is a wasteful number, since it uses less digits than its factorization.

2440646022464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112003 (or 111993 counting only the distinct ones).

The product of its (nonzero) digits is 1769472, while the sum is 44.

The spelling of 2440646022464 in words is "two trillion, four hundred forty billion, six hundred forty-six million, twenty-two thousand, four hundred sixty-four".