2256530002430 has 96 divisors (see below), whose sum is σ = 4687957075680. Its totient is φ = 775462947840.

The previous prime is 2256530002399. The next prime is 2256530002457. The reversal of 2256530002430 is 342000356522.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16171922 + ... + 16310858.

It is an arithmetic number, because the mean of its divisors is an integer number (48832886205).

Almost surely, 2^{2256530002430} is an apocalyptic number.

2256530002430 is an abundant number, since it is smaller than the sum of its proper divisors (2431427073250).

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

2256530002430 is a wasteful number, since it uses less digits than its factorization.

2256530002430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139402 (or 139383 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 2256530002430 its reverse (342000356522), we get a palindrome (2598530358952).

The spelling of 2256530002430 in words is "two trillion, two hundred fifty-six billion, five hundred thirty million, two thousand, four hundred thirty".