6344134645 has 8 divisors (see below), whose sum is σ = 7790007456. Its totient is φ = 4957277136.

The previous prime is 6344134633. The next prime is 6344134649. The reversal of 6344134645 is 5464314436.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6344134645 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6344134598 and 6344134607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6344134649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14753587 + ... + 14754016.

It is an arithmetic number, because the mean of its divisors is an integer number (973750932).

Almost surely, 2^6344134645 is an apocalyptic number.

It is an amenable number.

6344134645 is a deficient number, since it is larger than the sum of its proper divisors (1445872811).

6344134645 is a wasteful number, since it uses less digits than its factorization.

6344134645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29507651.

The product of its digits is 414720, while the sum is 40.

The square root of 6344134645 is about 79650.0762397626. The cubic root of 6344134645 is about 1851.2175715051.

The spelling of 6344134645 in words is "six billion, three hundred forty-four million, one hundred thirty-four thousand, six hundred forty-five".