42717620824 has 32 divisors (see below), whose sum is σ = 81324594000. Its totient is φ = 21032013312.

The previous prime is 42717620819. The next prime is 42717620833. The reversal of 42717620824 is 42802671724.

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 7 ways as a sum of consecutive naturals, for example, 302412 + ... + 420580.

Almost surely, 2^42717620824 is an apocalyptic number.

It is an amenable number.

42717620824 is a deficient number, since it is larger than the sum of its proper divisors (38606973176).

42717620824 is a wasteful number, since it uses less digits than its factorization.

42717620824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118867 (or 118863 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 43.

The spelling of 42717620824 in words is "forty-two billion, seven hundred seventeen million, six hundred twenty thousand, eight hundred twenty-four".