6734529561 has 8 divisors (see below), whose sum is σ = 9170423424. Its totient is φ = 4394161040.

The previous prime is 6734529551. The next prime is 6734529563. The reversal of 6734529561 is 1659254376.

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

It is a cyclic number.

It is not a de Polignac number, because 6734529561 - 2¹⁸ = 6734267417 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6734529561.

It is not an unprimeable number, because it can be changed into a prime (6734529563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23881170 + ... + 23881451.

It is an arithmetic number, because the mean of its divisors is an integer number (1146302928).

Almost surely, 2^6734529561 is an apocalyptic number.

It is an amenable number.

6734529561 is a deficient number, since it is larger than the sum of its proper divisors (2435893863).

6734529561 is a wasteful number, since it uses less digits than its factorization.

6734529561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47762671.

The product of its digits is 1360800, while the sum is 48.

The square root of 6734529561 is about 82064.1795243211. The cubic root of 6734529561 is about 1888.4366532329.

The spelling of 6734529561 in words is "six billion, seven hundred thirty-four million, five hundred twenty-nine thousand, five hundred sixty-one".