442362486877 has 2 divisors, whose sum is σ = 442362486878. Its totient is φ = 442362486876.

The previous prime is 442362486821. The next prime is 442362486953. The reversal of 442362486877 is 778684263244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 429888724281 + 12473762596 = 655659^2 + 111686^2 .

It is a cyclic number.

It is not a de Polignac number, because 442362486877 - 2³¹ = 440215003229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442362486277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221181243438 + 221181243439.

It is an arithmetic number, because the mean of its divisors is an integer number (221181243439).

Almost surely, 2^442362486877 is an apocalyptic number.

It is an amenable number.

442362486877 is a deficient number, since it is larger than the sum of its proper divisors (1).

442362486877 is an equidigital number, since it uses as much as digits as its factorization.

442362486877 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86704128, while the sum is 61.

The spelling of 442362486877 in words is "four hundred forty-two billion, three hundred sixty-two million, four hundred eighty-six thousand, eight hundred seventy-seven".