442332462145 has 64 divisors (see below), whose sum is σ = 623395699200. Its totient is φ = 301171605504.

The previous prime is 442332462139. The next prime is 442332462203. The reversal of 442332462145 is 541264233244.

It is not a de Polignac number, because 442332462145 - 2⁵ = 442332462113 is a prime.

It is a super-3 number, since 3×442332462145³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 442332462098 and 442332462107.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 155585094 + ... + 155587936.

It is an arithmetic number, because the mean of its divisors is an integer number (9740557800).

Almost surely, 2^442332462145 is an apocalyptic number.

It is an amenable number.

442332462145 is a deficient number, since it is larger than the sum of its proper divisors (181063237055).

442332462145 is a wasteful number, since it uses less digits than its factorization.

442332462145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3479 (or 3465 counting only the distinct ones).

The product of its digits is 552960, while the sum is 40.

Adding to 442332462145 its reverse (541264233244), we get a palindrome (983596695389).

The spelling of 442332462145 in words is "four hundred forty-two billion, three hundred thirty-two million, four hundred sixty-two thousand, one hundred forty-five".