6256360971864 has 224 divisors, whose sum is σ = 17663022090000. Its totient is φ = 2076572526336.

The previous prime is 6256360971823. The next prime is 6256360972021. The reversal of 6256360971864 is 4681790636526.

6256360971864 is a `hidden beast` number, since 6 + 2 + 5 + 6 + 3 + 609 + 7 + 18 + 6 + 4 = 666.

It is a super-2 number, since 2×6256360971864² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 1846077082 + ... + 1846080470.

It is a 1-persistent number, because it is pandigital, but 2⋅6256360971864 = 12512721943728 is not.

Almost surely, 2^{6256360971864} 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 6256360971864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8831511045000).

6256360971864 is an abundant number, since it is smaller than the sum of its proper divisors (11406661118136).

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

6256360971864 is a wasteful number, since it uses less digits than its factorization.

6256360971864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4669 (or 4650 counting only the distinct ones).

The product of its (nonzero) digits is 78382080, while the sum is 63.

The spelling of 6256360971864 in words is "six trillion, two hundred fifty-six billion, three hundred sixty million, nine hundred seventy-one thousand, eight hundred sixty-four".