85340034140 has 12 divisors (see below), whose sum is σ = 179214071736. Its totient is φ = 34136013648.

The previous prime is 85340034107. The next prime is 85340034173. The reversal of 85340034140 is 4143004358.

It is an interprime number because it is at equal distance from previous prime (85340034107) and next prime (85340034173).

It is a junction number, because it is equal to n+sod(n) for n = 85340034097 and 85340034106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2133500834 + ... + 2133500873.

It is an arithmetic number, because the mean of its divisors is an integer number (14934505978).

Almost surely, 2^85340034140 is an apocalyptic number.

It is an amenable number.

85340034140 is an abundant number, since it is smaller than the sum of its proper divisors (93874037596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85340034140 is a wasteful number, since it uses less digits than its factorization.

85340034140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4267001716 (or 4267001714 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 85340034140 its reverse (4143004358), we get a palindrome (89483038498).

The spelling of 85340034140 in words is "eighty-five billion, three hundred forty million, thirty-four thousand, one hundred forty".