22426150261 has 4 divisors (see below), whose sum is σ = 22427576524. Its totient is φ = 22424724000.

The previous prime is 22426150247. The next prime is 22426150301. The reversal of 22426150261 is 16205162422.

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 10871190225 + 11554960036 = 104265^2 + 107494^2 .

It is a cyclic number.

It is not a de Polignac number, because 22426150261 - 2²¹ = 22424053109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22426150561) 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, 689280 + ... + 721081.

It is an arithmetic number, because the mean of its divisors is an integer number (5606894131).

Almost surely, 2^22426150261 is an apocalyptic number.

It is an amenable number.

22426150261 is a deficient number, since it is larger than the sum of its proper divisors (1426263).

22426150261 is a wasteful number, since it uses less digits than its factorization.

22426150261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1426262.

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 22426150261 in words is "twenty-two billion, four hundred twenty-six million, one hundred fifty thousand, two hundred sixty-one".