256610923130 has 32 divisors (see below), whose sum is σ = 463806432000. Its totient is φ = 102221488512.

The previous prime is 256610923097. The next prime is 256610923133. The reversal of 256610923130 is 31329016652.

It is not an unprimeable number, because it can be changed into a prime (256610923133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2397539 + ... + 2502281.

It is an arithmetic number, because the mean of its divisors is an integer number (14493951000).

Almost surely, 2^256610923130 is an apocalyptic number.

256610923130 is a deficient number, since it is larger than the sum of its proper divisors (207195508870).

256610923130 is a wasteful number, since it uses less digits than its factorization.

256610923130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105758.

The product of its (nonzero) digits is 58320, while the sum is 38.

Adding to 256610923130 its reverse (31329016652), we get a palindrome (287939939782).

The spelling of 256610923130 in words is "two hundred fifty-six billion, six hundred ten million, nine hundred twenty-three thousand, one hundred thirty".