2256312466 has 32 divisors (see below), whose sum is σ = 3633517440. Its totient is φ = 1048075776.

The previous prime is 2256312419. The next prime is 2256312467. The reversal of 2256312466 is 6642136522.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (2256312467) 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, 1580445 + ... + 1581871.

It is an arithmetic number, because the mean of its divisors is an integer number (113547420).

Almost surely, 2^2256312466 is an apocalyptic number.

2256312466 is a deficient number, since it is larger than the sum of its proper divisors (1377204974).

2256312466 is a wasteful number, since it uses less digits than its factorization.

2256312466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2418.

The product of its digits is 103680, while the sum is 37.

The square root of 2256312466 is about 47500.6575322911. The cubic root of 2256312466 is about 1311.5949855497.

Adding to 2256312466 its reverse (6642136522), we get a palindrome (8898448988).

The spelling of 2256312466 in words is "two billion, two hundred fifty-six million, three hundred twelve thousand, four hundred sixty-six".