442962697644 has 36 divisors (see below), whose sum is σ = 1140837896016. Its totient is φ = 144868303008.

The previous prime is 442962697643. The next prime is 442962697651. The reversal of 442962697644 is 446796269244.

It is a happy number.

442962697644 is a `hidden beast` number, since 4 + 429 + 62 + 6 + 97 + 64 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (442962697643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 116078464 + ... + 116082279.

It is an arithmetic number, because the mean of its divisors is an integer number (31689941556).

Almost surely, 2^442962697644 is an apocalyptic number.

It is an amenable number.

442962697644 is an abundant number, since it is smaller than the sum of its proper divisors (697875198372).

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

442962697644 is a wasteful number, since it uses less digits than its factorization.

442962697644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232160806 (or 232160801 counting only the distinct ones).

The product of its digits is 125411328, while the sum is 63.

The spelling of 442962697644 in words is "four hundred forty-two billion, nine hundred sixty-two million, six hundred ninety-seven thousand, six hundred forty-four".