22461465601 has 4 divisors (see below), whose sum is σ = 22468665604. Its totient is φ = 22454265600.

The previous prime is 22461465599. The next prime is 22461465647. The reversal of 22461465601 is 10656416422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 592971201 + 21868494400 = 24351^2 + 147880^2 .

It is a cyclic number.

It is not a de Polignac number, because 22461465601 - 2¹ = 22461465599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22461465001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3595320 + ... + 3601561.

It is an arithmetic number, because the mean of its divisors is an integer number (5617166401).

Almost surely, 2^22461465601 is an apocalyptic number.

It is an amenable number.

22461465601 is a deficient number, since it is larger than the sum of its proper divisors (7200003).

22461465601 is an equidigital number, since it uses as much as digits as its factorization.

22461465601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7200002.

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 22461465601 in words is "twenty-two billion, four hundred sixty-one million, four hundred sixty-five thousand, six hundred one".