4456621465 has 16 divisors (see below), whose sum is σ = 5414351760. Its totient is φ = 3521203200.

The previous prime is 4456621373. The next prime is 4456621469. The reversal of 4456621465 is 5641266544.

It can be written as a sum of positive squares in 8 ways, for example, as 1674691929 + 2781929536 = 40923^2 + 52744^2 .

It is not a de Polignac number, because 4456621465 - 2¹⁷ = 4456490393 is a prime.

It is a super-2 number, since 2×4456621465² = 39722949764597492450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4456621469) 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, 195757 + ... + 217333.

It is an arithmetic number, because the mean of its divisors is an integer number (338396985).

Almost surely, 2^4456621465 is an apocalyptic number.

It is an amenable number.

4456621465 is a deficient number, since it is larger than the sum of its proper divisors (957730295).

4456621465 is a wasteful number, since it uses less digits than its factorization.

4456621465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22092.

The product of its digits is 691200, while the sum is 43.

The square root of 4456621465 is about 66757.9318508295. The cubic root of 4456621465 is about 1645.6415693910.

The spelling of 4456621465 in words is "four billion, four hundred fifty-six million, six hundred twenty-one thousand, four hundred sixty-five".