42709341994 has 8 divisors (see below), whose sum is σ = 69888014208. Its totient is φ = 19413337260.

The previous prime is 42709341959. The next prime is 42709342007. The reversal of 42709341994 is 49914390724.

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, 970666842 + ... + 970666885.

It is an arithmetic number, because the mean of its divisors is an integer number (8736001776).

Almost surely, 2^42709341994 is an apocalyptic number.

42709341994 is a deficient number, since it is larger than the sum of its proper divisors (27178672214).

42709341994 is a wasteful number, since it uses less digits than its factorization.

42709341994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1941333740.

The product of its (nonzero) digits is 1959552, while the sum is 52.

The spelling of 42709341994 in words is "forty-two billion, seven hundred nine million, three hundred forty-one thousand, nine hundred ninety-four".