2623855456144 has 80 divisors (see below), whose sum is σ = 5488261228800. Its totient is φ = 1208030980608.

The previous prime is 2623855456093. The next prime is 2623855456169. The reversal of 2623855456144 is 4416545583262.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143614242 + ... + 143632510.

It is an arithmetic number, because the mean of its divisors is an integer number (68603265360).

Almost surely, 2^{2623855456144} is an apocalyptic number.

It is an amenable number.

2623855456144 is an abundant number, since it is smaller than the sum of its proper divisors (2864405772656).

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

2623855456144 is a wasteful number, since it uses less digits than its factorization.

2623855456144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19952 (or 19946 counting only the distinct ones).

The product of its digits is 27648000, while the sum is 55.

The spelling of 2623855456144 in words is "two trillion, six hundred twenty-three billion, eight hundred fifty-five million, four hundred fifty-six thousand, one hundred forty-four".