442701774385 has 16 divisors (see below), whose sum is σ = 577771341840. Its totient is φ = 323681414400.

The previous prime is 442701774349. The next prime is 442701774401. The reversal of 442701774385 is 583477107244.

It can be written as a sum of positive squares in 8 ways, for example, as 471454369 + 442230320016 = 21713^2 + 665004^2 .

It is not a de Polignac number, because 442701774385 - 2¹⁷ = 442701643313 is a prime.

It is a super-2 number, since 2×442701774385² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33710250 + ... + 33723379.

It is an arithmetic number, because the mean of its divisors is an integer number (36110708865).

Almost surely, 2^442701774385 is an apocalyptic number.

It is an amenable number.

442701774385 is a deficient number, since it is larger than the sum of its proper divisors (135069567455).

442701774385 is a wasteful number, since it uses less digits than its factorization.

442701774385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67433748.

The product of its (nonzero) digits is 5268480, while the sum is 52.

The spelling of 442701774385 in words is "four hundred forty-two billion, seven hundred one million, seven hundred seventy-four thousand, three hundred eighty-five".