85915384233 has 32 divisors (see below), whose sum is σ = 131869900800. Its totient is φ = 48738164160.

The previous prime is 85915384187. The next prime is 85915384237. The reversal of 85915384233 is 33248351958.

It is not a de Polignac number, because 85915384233 - 2²¹ = 85913287081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85915384237) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6598816 + ... + 6611822.

It is an arithmetic number, because the mean of its divisors is an integer number (4120934400).

Almost surely, 2^85915384233 is an apocalyptic number.

It is an amenable number.

85915384233 is a deficient number, since it is larger than the sum of its proper divisors (45954516567).

85915384233 is a wasteful number, since it uses less digits than its factorization.

85915384233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15277.

The product of its digits is 3110400, while the sum is 51.

The spelling of 85915384233 in words is "eighty-five billion, nine hundred fifteen million, three hundred eighty-four thousand, two hundred thirty-three".