39917052426 has 16 divisors (see below), whose sum is σ = 80958529728. Its totient is φ = 13118280000.

The previous prime is 39917052377. The next prime is 39917052433. The reversal of 39917052426 is 62425071993.

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, 46850575 + ... + 46851426.

It is an arithmetic number, because the mean of its divisors is an integer number (5059908108).

Almost surely, 2^39917052426 is an apocalyptic number.

39917052426 is an abundant number, since it is smaller than the sum of its proper divisors (41041477302).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39917052426 is a wasteful number, since it uses less digits than its factorization.

39917052426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93702077.

The product of its (nonzero) digits is 816480, while the sum is 48.

The spelling of 39917052426 in words is "thirty-nine billion, nine hundred seventeen million, fifty-two thousand, four hundred twenty-six".