442030143064 has 32 divisors (see below), whose sum is σ = 832728204000. Its totient is φ = 219971757312.

The previous prime is 442030143059. The next prime is 442030143089. The reversal of 442030143064 is 460341030244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1282542 + ... + 1590274.

It is an arithmetic number, because the mean of its divisors is an integer number (26022756375).

Almost surely, 2^442030143064 is an apocalyptic number.

It is an amenable number.

442030143064 is a deficient number, since it is larger than the sum of its proper divisors (390698060936).

442030143064 is a wasteful number, since it uses less digits than its factorization.

442030143064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308587 (or 308583 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

The spelling of 442030143064 in words is "four hundred forty-two billion, thirty million, one hundred forty-three thousand, sixty-four".