22246548057 has 12 divisors (see below), whose sum is σ = 32157530964. Its totient is φ = 14820126720.

The previous prime is 22246548029. The next prime is 22246548113. The reversal of 22246548057 is 75084564222.

It can be written as a sum of positive squares in 2 ways, for example, as 13966276041 + 8280272016 = 118179^2 + 90996^2 .

It is not a de Polignac number, because 22246548057 - 2¹⁴ = 22246531673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22246548157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 895848 + ... + 920345.

It is an arithmetic number, because the mean of its divisors is an integer number (2679794247).

Almost surely, 2^22246548057 is an apocalyptic number.

It is an amenable number.

22246548057 is a deficient number, since it is larger than the sum of its proper divisors (9910982907).

22246548057 is a wasteful number, since it uses less digits than its factorization.

22246548057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1817560 (or 1817557 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 45.

The spelling of 22246548057 in words is "twenty-two billion, two hundred forty-six million, five hundred forty-eight thousand, fifty-seven".