2388897007056 has 960 divisors, whose sum is σ = 8967426048000. Its totient is φ = 604090690560.

The previous prime is 2388897007009. The next prime is 2388897007097. The reversal of 2388897007056 is 6507007988832.

It is a super-2 number, since 2×2388897007056² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 2388897006984 and 2388897007002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 361567305 + ... + 361573911.

It is an arithmetic number, because the mean of its divisors is an integer number (9341068800).

Almost surely, 2^{2388897007056} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2388897007056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4483713024000).

2388897007056 is an abundant number, since it is smaller than the sum of its proper divisors (6578529040944).

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

2388897007056 is a wasteful number, since it uses less digits than its factorization.

2388897007056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6717 (or 6698 counting only the distinct ones).

The product of its (nonzero) digits is 40642560, while the sum is 63.

The spelling of 2388897007056 in words is "two trillion, three hundred eighty-eight billion, eight hundred ninety-seven million, seven thousand, fifty-six".