442234455251215 has 16 divisors (see below), whose sum is σ = 581231579596416. Its totient is φ = 320343683620000.

The previous prime is 442234455251161. The next prime is 442234455251279. The reversal of 442234455251215 is 512152554432244.

It is not a de Polignac number, because 442234455251215 - 2¹⁹ = 442234454726927 is a prime.

It is a super-2 number, since 2×442234455251215² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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, 16017170377 + ... + 16017197986.

It is an arithmetic number, because the mean of its divisors is an integer number (36326973724776).

Almost surely, 2^{442234455251215} is an apocalyptic number.

442234455251215 is a deficient number, since it is larger than the sum of its proper divisors (138997124345201).

442234455251215 is a wasteful number, since it uses less digits than its factorization.

442234455251215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32034368630.

The product of its digits is 7680000, while the sum is 49.

The spelling of 442234455251215 in words is "four hundred forty-two trillion, two hundred thirty-four billion, four hundred fifty-five million, two hundred fifty-one thousand, two hundred fifteen".