442362486878 has 16 divisors (see below), whose sum is σ = 721523283936. Its totient is φ = 202185093600.

The previous prime is 442362486877. The next prime is 442362486953. The reversal of 442362486878 is 878684263244.

It is a self number, because there is not a number n which added to its sum of digits gives 442362486878.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442362486877) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82589273 + ... + 82594628.

It is an arithmetic number, because the mean of its divisors is an integer number (45095205246).

Almost surely, 2^442362486878 is an apocalyptic number.

442362486878 is a deficient number, since it is larger than the sum of its proper divisors (279160797058).

442362486878 is a wasteful number, since it uses less digits than its factorization.

442362486878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165184019.

The product of its digits is 99090432, while the sum is 62.

The spelling of 442362486878 in words is "four hundred forty-two billion, three hundred sixty-two million, four hundred eighty-six thousand, eight hundred seventy-eight".