134249827859 has 16 divisors (see below), whose sum is σ = 154254397440. Its totient is φ = 114452006400.

The previous prime is 134249827841. The next prime is 134249827867. The reversal of 134249827859 is 958728942431.

It is a cyclic number.

It is not a de Polignac number, because 134249827859 - 2²⁰ = 134248779283 is a prime.

It is a super-2 number, since 2×134249827859² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134249827819) 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, 12357572 + ... + 12368430.

It is an arithmetic number, because the mean of its divisors is an integer number (9640899840).

Almost surely, 2^134249827859 is an apocalyptic number.

134249827859 is a deficient number, since it is larger than the sum of its proper divisors (20004569581).

134249827859 is a wasteful number, since it uses less digits than its factorization.

134249827859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20210.

The product of its digits is 34836480, while the sum is 62.

The spelling of 134249827859 in words is "one hundred thirty-four billion, two hundred forty-nine million, eight hundred twenty-seven thousand, eight hundred fifty-nine".