442000402303020 has 96 divisors (see below), whose sum is σ = 1421168757684480. Its totient is φ = 101512054114560.

The previous prime is 442000402303003. The next prime is 442000402303043. The reversal of 442000402303020 is 20303204000244.

It is a super-2 number, since 2×442000402303020² (a number of 30 digits) contains 22 as substring.

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, 17623607967 + ... + 17623633046.

It is an arithmetic number, because the mean of its divisors is an integer number (14803841225880).

Almost surely, 2^{442000402303020} is an apocalyptic number.

It is an amenable number.

442000402303020 is an abundant number, since it is smaller than the sum of its proper divisors (979168355381460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442000402303020 is a wasteful number, since it uses less digits than its factorization.

442000402303020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35247241055 (or 35247241053 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 442000402303020 its reverse (20303204000244), we get a palindrome (462303606303264).

The spelling of 442000402303020 in words is "four hundred forty-two trillion, four hundred two million, three hundred three thousand, twenty".