85142243701 has 8 divisors (see below), whose sum is σ = 86351937408. Its totient is φ = 83932842000.

The previous prime is 85142243587. The next prime is 85142243713. The reversal of 85142243701 is 10734224158.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85142243701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85142243401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552016 + ... + 689206.

It is an arithmetic number, because the mean of its divisors is an integer number (10793992176).

Almost surely, 2^85142243701 is an apocalyptic number.

It is an amenable number.

85142243701 is a deficient number, since it is larger than the sum of its proper divisors (1209693707).

85142243701 is a wasteful number, since it uses less digits than its factorization.

85142243701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146003.

The product of its (nonzero) digits is 53760, while the sum is 37.

Adding to 85142243701 its reverse (10734224158), we get a palindrome (95876467859).

The spelling of 85142243701 in words is "eighty-five billion, one hundred forty-two million, two hundred forty-three thousand, seven hundred one".