85732380858851 has 16 divisors (see below), whose sum is σ = 86886660510720. Its totient is φ = 84586019669760.

The previous prime is 85732380858811. The next prime is 85732380858953. The reversal of 85732380858851 is 15885808323758.

It is a cyclic number.

It is not a de Polignac number, because 85732380858851 - 2³⁸ = 85457502951907 is a prime.

It is a super-2 number, since 2×85732380858851² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85732380858811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98710355 + ... + 99575091.

It is an arithmetic number, because the mean of its divisors is an integer number (5430416281920).

Almost surely, 2^{85732380858851} is an apocalyptic number.

85732380858851 is a deficient number, since it is larger than the sum of its proper divisors (1154279651869).

85732380858851 is a wasteful number, since it uses less digits than its factorization.

85732380858851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869314.

The product of its (nonzero) digits is 516096000, while the sum is 71.

The spelling of 85732380858851 in words is "eighty-five trillion, seven hundred thirty-two billion, three hundred eighty million, eight hundred fifty-eight thousand, eight hundred fifty-one".