442563505365244 has 12 divisors (see below), whose sum is σ = 801192552816600. Its totient is φ = 213651347417648.

The previous prime is 442563505365203. The next prime is 442563505365253.

It is a happy number.

442563505365244 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1907601316114 + ... + 1907601316345.

It is an arithmetic number, because the mean of its divisors is an integer number (66766046068050).

Almost surely, 2^{442563505365244} is an apocalyptic number.

It is an amenable number.

442563505365244 is a deficient number, since it is larger than the sum of its proper divisors (358629047451356).

442563505365244 is a wasteful number, since it uses less digits than its factorization.

442563505365244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3815202632492 (or 3815202632490 counting only the distinct ones).

The product of its (nonzero) digits is 207360000, while the sum is 58.

The spelling of 442563505365244 in words is "four hundred forty-two trillion, five hundred sixty-three billion, five hundred five million, three hundred sixty-five thousand, two hundred forty-four".