22751150849 has 6 divisors (see below), whose sum is σ = 26465624514. Its totient is φ = 19500986400.

The previous prime is 22751150839. The next prime is 22751150857. The reversal of 22751150849 is 94805115722.

It can be written as a sum of positive squares in only one way, i.e., 21413932225 + 1337218624 = 146335^2 + 36568^2 .

It is a de Polignac number, because none of the positive numbers 2^k-22751150849 is a prime.

It is a super-2 number, since 2×22751150849² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22751150839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 232154552 + ... + 232154649.

It is an arithmetic number, because the mean of its divisors is an integer number (4410937419).

Almost surely, 2^22751150849 is an apocalyptic number.

It is an amenable number.

22751150849 is a deficient number, since it is larger than the sum of its proper divisors (3714473665).

22751150849 is an equidigital number, since it uses as much as digits as its factorization.

22751150849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464309215 (or 464309208 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 44.

The spelling of 22751150849 in words is "twenty-two billion, seven hundred fifty-one million, one hundred fifty thousand, eight hundred forty-nine".