6109136352 has 144 divisors (see below), whose sum is σ = 19776451968. Its totient is φ = 1770743040.

The previous prime is 6109136347. The next prime is 6109136353. The reversal of 6109136352 is 2536319016.

6109136352 is a `hidden beast` number, since 6 + 1 + 0 + 9 + 13 + 635 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6109136353) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30943 + ... + 114785.

It is an arithmetic number, because the mean of its divisors is an integer number (137336472).

Almost surely, 2^6109136352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6109136352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9888225984).

6109136352 is an abundant number, since it is smaller than the sum of its proper divisors (13667315616).

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

6109136352 is a wasteful number, since it uses less digits than its factorization.

6109136352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83893 (or 83882 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 6109136352 is about 78160.9643748080. The cubic root of 6109136352 is about 1828.0718992001.

The spelling of 6109136352 in words is "six billion, one hundred nine million, one hundred thirty-six thousand, three hundred fifty-two".