244568022469 has 4 divisors (see below), whose sum is σ = 246989488140. Its totient is φ = 242146556800.

The previous prime is 244568022467. The next prime is 244568022473. The reversal of 244568022469 is 964220865442.

It is a happy number.

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 121303834369 + 123264188100 = 348287^2 + 351090^2 .

It is a cyclic number.

It is not a de Polignac number, because 244568022469 - 2¹ = 244568022467 is a prime.

It is a super-2 number, since 2×244568022469² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244568022467) 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, 1210732684 + ... + 1210732885.

It is an arithmetic number, because the mean of its divisors is an integer number (61747372035).

Almost surely, 2^244568022469 is an apocalyptic number.

It is an amenable number.

244568022469 is a deficient number, since it is larger than the sum of its proper divisors (2421465671).

244568022469 is a wasteful number, since it uses less digits than its factorization.

244568022469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2421465670.

The product of its (nonzero) digits is 6635520, while the sum is 52.

The spelling of 244568022469 in words is "two hundred forty-four billion, five hundred sixty-eight million, twenty-two thousand, four hundred sixty-nine".