85417264238 has 8 divisors (see below), whose sum is σ = 129565513440. Its totient is φ = 42228759760.

The previous prime is 85417264237. The next prime is 85417264279. The reversal of 85417264238 is 83246271458.

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

It is a super-2 number, since 2×85417264238² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85417264237) 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, 239935958 + ... + 239936313.

It is an arithmetic number, because the mean of its divisors is an integer number (16195689180).

Almost surely, 2^85417264238 is an apocalyptic number.

85417264238 is a deficient number, since it is larger than the sum of its proper divisors (44148249202).

85417264238 is a wasteful number, since it uses less digits than its factorization.

85417264238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479872362.

The product of its digits is 2580480, while the sum is 50.

The spelling of 85417264238 in words is "eighty-five billion, four hundred seventeen million, two hundred sixty-four thousand, two hundred thirty-eight".