85384832446 has 8 divisors (see below), whose sum is σ = 128553373080. Its totient is φ = 42533708088.

The previous prime is 85384832419. The next prime is 85384832459. The reversal of 85384832446 is 64423848358.

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

It is a super-2 number, since 2×85384832446² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79353396 + ... + 79354471.

It is an arithmetic number, because the mean of its divisors is an integer number (16069171635).

Almost surely, 2^85384832446 is an apocalyptic number.

85384832446 is a deficient number, since it is larger than the sum of its proper divisors (43168540634).

85384832446 is a wasteful number, since it uses less digits than its factorization.

85384832446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158708138.

The product of its digits is 17694720, while the sum is 55.

The spelling of 85384832446 in words is "eighty-five billion, three hundred eighty-four million, eight hundred thirty-two thousand, four hundred forty-six".