22772620150057 has 4 divisors (see below), whose sum is σ = 22828298928340. Its totient is φ = 22716941371776.

The previous prime is 22772620150039. The next prime is 22772620150079. The reversal of 22772620150057 is 75005102627722.

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 9288713012121 + 13483907137936 = 3047739^2 + 3672044^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22772620150057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22772620149989 and 22772620150016.

It is not an unprimeable number, because it can be changed into a prime (22772620150097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27839388528 + ... + 27839389345.

It is an arithmetic number, because the mean of its divisors is an integer number (5707074732085).

Almost surely, 2^{22772620150057} is an apocalyptic number.

It is an amenable number.

22772620150057 is a deficient number, since it is larger than the sum of its proper divisors (55678778283).

22772620150057 is an equidigital number, since it uses as much as digits as its factorization.

22772620150057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55678778282.

The product of its (nonzero) digits is 823200, while the sum is 46.

Adding to 22772620150057 its reverse (75005102627722), we get a palindrome (97777722777779).

The spelling of 22772620150057 in words is "twenty-two trillion, seven hundred seventy-two billion, six hundred twenty million, one hundred fifty thousand, fifty-seven".