2559861360000 has 2560 divisors, whose sum is σ = 11948535244800. Its totient is φ = 525533184000.

The previous prime is 2559861359989. The next prime is 2559861360011. The reversal of 2559861360000 is 631689552.

2559861360000 is a `hidden beast` number, since 2 + 559 + 8 + 61 + 36 + 0 + 0 + 0 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (2559861359989) and next prime (2559861360011).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 5911919784 + ... + 5911920216.

It is an arithmetic number, because the mean of its divisors is an integer number (4667396580).

Almost surely, 2^{2559861360000} is an apocalyptic number.

2559861360000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2559861360000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5974267622400).

2559861360000 is an abundant number, since it is smaller than the sum of its proper divisors (9388673884800).

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

2559861360000 is a wasteful number, since it uses less digits than its factorization.

2559861360000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523 (or 490 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The spelling of 2559861360000 in words is "two trillion, five hundred fifty-nine billion, eight hundred sixty-one million, three hundred sixty thousand".