42814038646 has 16 divisors (see below), whose sum is σ = 66007293120. Its totient is φ = 20819494080.

The previous prime is 42814038629. The next prime is 42814038679. The reversal of 42814038646 is 64683041824.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42814038596 and 42814038605.

It is a congruent number.

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, 1960686 + ... + 1982401.

It is an arithmetic number, because the mean of its divisors is an integer number (4125455820).

Almost surely, 2^42814038646 is an apocalyptic number.

42814038646 is a deficient number, since it is larger than the sum of its proper divisors (23193254474).

42814038646 is a wasteful number, since it uses less digits than its factorization.

42814038646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3943239.

The product of its (nonzero) digits is 884736, while the sum is 46.

The spelling of 42814038646 in words is "forty-two billion, eight hundred fourteen million, thirty-eight thousand, six hundred forty-six".