442726364956 has 12 divisors (see below), whose sum is σ = 782442140760. Its totient is φ = 219171467600.

The previous prime is 442726364939. The next prime is 442726364959. The reversal of 442726364956 is 659463627244.

It is a self number, because there is not a number n which added to its sum of digits gives 442726364956.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442726364959) 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, 547928266 + ... + 547929073.

It is an arithmetic number, because the mean of its divisors is an integer number (65203511730).

Almost surely, 2^442726364956 is an apocalyptic number.

It is an amenable number.

442726364956 is a deficient number, since it is larger than the sum of its proper divisors (339715775804).

442726364956 is a wasteful number, since it uses less digits than its factorization.

442726364956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1095857444 (or 1095857442 counting only the distinct ones).

The product of its digits is 52254720, while the sum is 58.

The spelling of 442726364956 in words is "four hundred forty-two billion, seven hundred twenty-six million, three hundred sixty-four thousand, nine hundred fifty-six".