85952415646 has 8 divisors (see below), whose sum is σ = 128938505400. Its totient is φ = 42972913848.

The previous prime is 85952415643. The next prime is 85952415677. The reversal of 85952415646 is 64651425958.

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 (85952415643) by changing a digit.

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, 1614241 + ... + 1666636.

It is an arithmetic number, because the mean of its divisors is an integer number (16117313175).

Almost surely, 2^85952415646 is an apocalyptic number.

85952415646 is a deficient number, since it is larger than the sum of its proper divisors (42986089754).

85952415646 is a wasteful number, since it uses less digits than its factorization.

85952415646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3293978.

The product of its digits is 10368000, while the sum is 55.

The spelling of 85952415646 in words is "eighty-five billion, nine hundred fifty-two million, four hundred fifteen thousand, six hundred forty-six".