85658538013 has 8 divisors (see below), whose sum is σ = 86034564000. Its totient is φ = 85283258928.

The previous prime is 85658537963. The next prime is 85658538019. The reversal of 85658538013 is 31083585658.

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

It is a cyclic number.

It is not a de Polignac number, because 85658538013 - 2¹³ = 85658529821 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 (85658538019) 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, 43770 + ... + 416212.

It is an arithmetic number, because the mean of its divisors is an integer number (10754320500).

Almost surely, 2^85658538013 is an apocalyptic number.

It is an amenable number.

85658538013 is a deficient number, since it is larger than the sum of its proper divisors (376025987).

85658538013 is a wasteful number, since it uses less digits than its factorization.

85658538013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373451.

The product of its (nonzero) digits is 3456000, while the sum is 52.

The spelling of 85658538013 in words is "eighty-five billion, six hundred fifty-eight million, five hundred thirty-eight thousand, thirteen".