6551734567231 has 24 divisors (see below), whose sum is σ = 7748030650416. Its totient is φ = 5522748739200.

The previous prime is 6551734567229. The next prime is 6551734567243. The reversal of 6551734567231 is 1327654371556.

It is not a de Polignac number, because 6551734567231 - 2¹ = 6551734567229 is a prime.

It is a super-2 number, since 2×6551734567231² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6551734567271) 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, 312805 + ... + 3633361.

It is an arithmetic number, because the mean of its divisors is an integer number (322834610434).

Almost surely, 2^{6551734567231} is an apocalyptic number.

6551734567231 is a deficient number, since it is larger than the sum of its proper divisors (1196296083185).

6551734567231 is a wasteful number, since it uses less digits than its factorization.

6551734567231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3321239 (or 3321232 counting only the distinct ones).

The product of its digits is 15876000, while the sum is 55.

The spelling of 6551734567231 in words is "six trillion, five hundred fifty-one billion, seven hundred thirty-four million, five hundred sixty-seven thousand, two hundred thirty-one".