42694465406 has 8 divisors (see below), whose sum is σ = 64126299720. Its totient is φ = 21319032168.

The previous prime is 42694465393. The next prime is 42694465433. The reversal of 42694465406 is 60456449624.

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

It is a congruent number.

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, 14098376 + ... + 14101403.

It is an arithmetic number, because the mean of its divisors is an integer number (8015787465).

Almost surely, 2^42694465406 is an apocalyptic number.

42694465406 is a deficient number, since it is larger than the sum of its proper divisors (21431834314).

42694465406 is a wasteful number, since it uses less digits than its factorization.

42694465406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28200538.

The product of its (nonzero) digits is 4976640, while the sum is 50.

The spelling of 42694465406 in words is "forty-two billion, six hundred ninety-four million, four hundred sixty-five thousand, four hundred six".