244202942819 has 24 divisors (see below), whose sum is σ = 282865425696. Its totient is φ = 210247664000.

The previous prime is 244202942807. The next prime is 244202942827. The reversal of 244202942819 is 918249202442.

It is a happy number.

244202942819 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-244202942819 is a prime.

It is a super-2 number, since 2×244202942819² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (244202942419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 153314 + ... + 715479.

It is an arithmetic number, because the mean of its divisors is an integer number (11786059404).

Almost surely, 2^244202942819 is an apocalyptic number.

244202942819 is a deficient number, since it is larger than the sum of its proper divisors (38662482877).

244202942819 is a wasteful number, since it uses less digits than its factorization.

244202942819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 868939 (or 868928 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 47.

The spelling of 244202942819 in words is "two hundred forty-four billion, two hundred two million, nine hundred forty-two thousand, eight hundred nineteen".