42343420538 has 8 divisors (see below), whose sum is σ = 63869964480. Its totient is φ = 21053432380.

The previous prime is 42343420529. The next prime is 42343420549. The reversal of 42343420538 is 83502434324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59138498 + ... + 59139213.

It is an arithmetic number, because the mean of its divisors is an integer number (7983745560).

Almost surely, 2^42343420538 is an apocalyptic number.

42343420538 is a deficient number, since it is larger than the sum of its proper divisors (21526543942).

42343420538 is a wasteful number, since it uses less digits than its factorization.

42343420538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118277892.

The product of its (nonzero) digits is 276480, while the sum is 38.

The spelling of 42343420538 in words is "forty-two billion, three hundred forty-three million, four hundred twenty thousand, five hundred thirty-eight".