442887363235 has 16 divisors (see below), whose sum is σ = 531966163680. Its totient is φ = 353975834880.

The previous prime is 442887363211. The next prime is 442887363257. The reversal of 442887363235 is 532363788244.

It is a de Polignac number, because none of the positive numbers 2^k-442887363235 is a prime.

It is a super-2 number, since 2×442887363235² (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, 29017036 + ... + 29032294.

It is an arithmetic number, because the mean of its divisors is an integer number (33247885230).

Almost surely, 2^442887363235 is an apocalyptic number.

442887363235 is a deficient number, since it is larger than the sum of its proper divisors (89078800445).

442887363235 is a wasteful number, since it uses less digits than its factorization.

442887363235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20358.

The product of its digits is 23224320, while the sum is 55.

The spelling of 442887363235 in words is "four hundred forty-two billion, eight hundred eighty-seven million, three hundred sixty-three thousand, two hundred thirty-five".