442220545022245 has 32 divisors (see below), whose sum is σ = 587065691278080. Its totient is φ = 317082357312000.

The previous prime is 442220545022231. The next prime is 442220545022323. The reversal of 442220545022245 is 542220545022244.

It is not a de Polignac number, because 442220545022245 - 2³¹ = 442218397538597 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 508812955 + ... + 509681335.

It is an arithmetic number, because the mean of its divisors is an integer number (18345802852440).

Almost surely, 2^{442220545022245} is an apocalyptic number.

It is an amenable number.

442220545022245 is a deficient number, since it is larger than the sum of its proper divisors (144845146255835).

442220545022245 is a wasteful number, since it uses less digits than its factorization.

442220545022245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 998877.

The product of its (nonzero) digits is 2048000, while the sum is 43.

Subtracting 442220545022245 from its reverse (542220545022244), we obtain a palindrome (99999999999999).

The spelling of 442220545022245 in words is "four hundred forty-two trillion, two hundred twenty billion, five hundred forty-five million, twenty-two thousand, two hundred forty-five".