42065688099244 has 24 divisors (see below), whose sum is σ = 78884344950768. Its totient is φ = 19557116505600.

The previous prime is 42065688099233. The next prime is 42065688099257. The reversal of 42065688099244 is 44299088656024.

It is a self number, because there is not a number n which added to its sum of digits gives 42065688099244.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3726579057 + ... + 3726590344.

It is an arithmetic number, because the mean of its divisors is an integer number (3286847706282).

Almost surely, 2^{42065688099244} is an apocalyptic number.

It is an amenable number.

42065688099244 is a deficient number, since it is larger than the sum of its proper divisors (36818656851524).

42065688099244 is a wasteful number, since it uses less digits than its factorization.

42065688099244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7453169505 (or 7453169503 counting only the distinct ones).

The product of its (nonzero) digits is 238878720, while the sum is 67.

The spelling of 42065688099244 in words is "forty-two trillion, sixty-five billion, six hundred eighty-eight million, ninety-nine thousand, two hundred forty-four".