442507531011 has 24 divisors (see below), whose sum is σ = 739133461584. Its totient is φ = 233410564800.

The previous prime is 442507531003. The next prime is 442507531019. The reversal of 442507531011 is 110135705244.

It is an interprime number because it is at equal distance from previous prime (442507531003) and next prime (442507531019).

It is not a de Polignac number, because 442507531011 - 2³ = 442507531003 is a prime.

It is a super-2 number, since 2×442507531011² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (442507531019) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 115777140 + ... + 115780961.

It is an arithmetic number, because the mean of its divisors is an integer number (30797227566).

Almost surely, 2^442507531011 is an apocalyptic number.

442507531011 is a deficient number, since it is larger than the sum of its proper divisors (296625930573).

442507531011 is a wasteful number, since it uses less digits than its factorization.

442507531011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231558131 (or 231558124 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

The spelling of 442507531011 in words is "four hundred forty-two billion, five hundred seven million, five hundred thirty-one thousand, eleven".