42696589646 has 8 divisors (see below), whose sum is σ = 64045853184. Its totient is φ = 21347971920.

The previous prime is 42696589627. The next prime is 42696589681. The reversal of 42696589646 is 64698569624.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70451 + ... + 300593.

It is an arithmetic number, because the mean of its divisors is an integer number (8005731648).

Almost surely, 2^42696589646 is an apocalyptic number.

42696589646 is a deficient number, since it is larger than the sum of its proper divisors (21349263538).

42696589646 is a wasteful number, since it uses less digits than its factorization.

42696589646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322906.

The product of its digits is 134369280, while the sum is 65.

The spelling of 42696589646 in words is "forty-two billion, six hundred ninety-six million, five hundred eighty-nine thousand, six hundred forty-six".