85133860429 has 4 divisors (see below), whose sum is σ = 85316160384. Its totient is φ = 84951560476.

The previous prime is 85133860423. The next prime is 85133860463. The reversal of 85133860429 is 92406833158.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 85133860429 - 2²⁷ = 84999642701 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 (85133860423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91149277 + ... + 91150210.

It is an arithmetic number, because the mean of its divisors is an integer number (21329040096).

Almost surely, 2^85133860429 is an apocalyptic number.

It is an amenable number.

85133860429 is a deficient number, since it is larger than the sum of its proper divisors (182299955).

85133860429 is a wasteful number, since it uses less digits than its factorization.

85133860429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182299954.

The product of its (nonzero) digits is 1244160, while the sum is 49.

The spelling of 85133860429 in words is "eighty-five billion, one hundred thirty-three million, eight hundred sixty thousand, four hundred twenty-nine".