244712217442 has 48 divisors (see below), whose sum is σ = 462222582336. Its totient is φ = 94397832000.

The previous prime is 244712217439. The next prime is 244712217479.

244712217442 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 244712217395 and 244712217404.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1493068 + ... + 1648840.

It is an arithmetic number, because the mean of its divisors is an integer number (9629637132).

Almost surely, 2^244712217442 is an apocalyptic number.

244712217442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

244712217442 is a deficient number, since it is larger than the sum of its proper divisors (217510364894).

244712217442 is a wasteful number, since it uses less digits than its factorization.

244712217442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155995 (or 155894 counting only the distinct ones).

The product of its digits is 200704, while the sum is 40.

The spelling of 244712217442 in words is "two hundred forty-four billion, seven hundred twelve million, two hundred seventeen thousand, four hundred forty-two".