2622878004144 has 80 divisors (see below), whose sum is σ = 6801673236480. Its totient is φ = 870951728640.

The previous prime is 2622878004143. The next prime is 2622878004151. The reversal of 2622878004144 is 4414008782262.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 2622878004093 and 2622878004102.

It is not an unprimeable number, because it can be changed into a prime (2622878004143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55641417 + ... + 55688535.

It is an arithmetic number, because the mean of its divisors is an integer number (85020915456).

Almost surely, 2^{2622878004144} is an apocalyptic number.

2622878004144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2622878004144 is an abundant number, since it is smaller than the sum of its proper divisors (4178795232336).

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

2622878004144 is a wasteful number, since it uses less digits than its factorization.

2622878004144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51538 (or 51532 counting only the distinct ones).

The product of its (nonzero) digits is 1376256, while the sum is 48.

The spelling of 2622878004144 in words is "two trillion, six hundred twenty-two billion, eight hundred seventy-eight million, four thousand, one hundred forty-four".