85959853442 has 4 divisors (see below), whose sum is σ = 128939780166. Its totient is φ = 42979926720.

The previous prime is 85959853423. The next prime is 85959853451. The reversal of 85959853442 is 24435895958.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 52180721761 + 33779131681 = 228431^2 + 183791^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21489963359 + ... + 21489963362.

Almost surely, 2^85959853442 is an apocalyptic number.

85959853442 is a deficient number, since it is larger than the sum of its proper divisors (42979926724).

85959853442 is a wasteful number, since it uses less digits than its factorization.

85959853442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42979926723.

The product of its digits is 62208000, while the sum is 62.

The spelling of 85959853442 in words is "eighty-five billion, nine hundred fifty-nine million, eight hundred fifty-three thousand, four hundred forty-two".