2321501256256 has 336 divisors, whose sum is σ = 5819918256000. Its totient is φ = 899416866816.

The previous prime is 2321501256251. The next prime is 2321501256257. The reversal of 2321501256256 is 6526521051232.

It is not an unprimeable number, because it can be changed into a prime (2321501256251) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 823518015 + ... + 823520833.

Almost surely, 2^{2321501256256} is an apocalyptic number.

2321501256256 is a gapful number since it is divisible by the number (26) 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 2321501256256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2909959128000).

2321501256256 is an abundant number, since it is smaller than the sum of its proper divisors (3498416999744).

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

2321501256256 is a wasteful number, since it uses less digits than its factorization.

2321501256256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3086 (or 3063 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 2321501256256 in words is "two trillion, three hundred twenty-one billion, five hundred one million, two hundred fifty-six thousand, two hundred fifty-six".