85758169942 has 8 divisors (see below), whose sum is σ = 128655386496. Its totient is φ = 42873041112.

The previous prime is 85758169933. The next prime is 85758169943. The reversal of 85758169942 is 24996185758.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85758169943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3004173 + ... + 3032584.

It is an arithmetic number, because the mean of its divisors is an integer number (16081923312).

Almost surely, 2^85758169942 is an apocalyptic number.

85758169942 is a deficient number, since it is larger than the sum of its proper divisors (42897216554).

85758169942 is a wasteful number, since it uses less digits than its factorization.

85758169942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6043862.

The product of its digits is 43545600, while the sum is 64.

The spelling of 85758169942 in words is "eighty-five billion, seven hundred fifty-eight million, one hundred sixty-nine thousand, nine hundred forty-two".