244220909494 has 8 divisors (see below), whose sum is σ = 366362499960. Its totient is φ = 122100076176.

The previous prime is 244220909431. The next prime is 244220909557. The reversal of 244220909494 is 494909022442.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (244220909431) and next prime (244220909557).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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, 5159839 + ... + 5206954.

It is an arithmetic number, because the mean of its divisors is an integer number (45795312495).

Almost surely, 2^244220909494 is an apocalyptic number.

244220909494 is a deficient number, since it is larger than the sum of its proper divisors (122141590466).

244220909494 is a wasteful number, since it uses less digits than its factorization.

244220909494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10378574.

The product of its (nonzero) digits is 1492992, while the sum is 49.

The spelling of 244220909494 in words is "two hundred forty-four billion, two hundred twenty million, nine hundred nine thousand, four hundred ninety-four".