85621327442 has 8 divisors (see below), whose sum is σ = 146779418496. Its totient is φ = 36694854612.

The previous prime is 85621327427. The next prime is 85621327489. The reversal of 85621327442 is 24472312658.

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

It is a junction number, because it is equal to n+sod(n) for n = 85621327393 and 85621327402.

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, 3057904538 + ... + 3057904565.

It is an arithmetic number, because the mean of its divisors is an integer number (18347427312).

Almost surely, 2^85621327442 is an apocalyptic number.

85621327442 is a deficient number, since it is larger than the sum of its proper divisors (61158091054).

85621327442 is a wasteful number, since it uses less digits than its factorization.

85621327442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6115809112.

The product of its digits is 645120, while the sum is 44.

The spelling of 85621327442 in words is "eighty-five billion, six hundred twenty-one million, three hundred twenty-seven thousand, four hundred forty-two".