104189969542 has 12 divisors (see below), whose sum is σ = 156694515660. Its totient is φ = 51958820228.

The previous prime is 104189969537. The next prime is 104189969581. The reversal of 104189969542 is 245969981401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 115809 + ... + 470947.

It is an arithmetic number, because the mean of its divisors is an integer number (13057876305).

Almost surely, 2^104189969542 is an apocalyptic number.

104189969542 is a deficient number, since it is larger than the sum of its proper divisors (52504546118).

104189969542 is an frugal number, since it uses more digits than its factorization.

104189969542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355907 (or 355524 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 58.

The spelling of 104189969542 in words is "one hundred four billion, one hundred eighty-nine million, nine hundred sixty-nine thousand, five hundred forty-two".