42004086405 has 8 divisors (see below), whose sum is σ = 67206538272. Its totient is φ = 22402179408.

The previous prime is 42004086361. The next prime is 42004086413. The reversal of 42004086405 is 50468040024.

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

It is not a de Polignac number, because 42004086405 - 2¹⁰ = 42004085381 is a prime.

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, 1400136199 + ... + 1400136228.

It is an arithmetic number, because the mean of its divisors is an integer number (8400817284).

Almost surely, 2^42004086405 is an apocalyptic number.

It is an amenable number.

42004086405 is a deficient number, since it is larger than the sum of its proper divisors (25202451867).

42004086405 is a wasteful number, since it uses less digits than its factorization.

42004086405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2800272435.

The product of its (nonzero) digits is 30720, while the sum is 33.

The spelling of 42004086405 in words is "forty-two billion, four million, eighty-six thousand, four hundred five".