6681347468134 has 32 divisors (see below), whose sum is σ = 10952474693760. Its totient is φ = 3044740119168.

The previous prime is 6681347468119. The next prime is 6681347468137. The reversal of 6681347468134 is 4318647431866.

It is a super-2 number, since 2×6681347468134² (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 (6681347468137) 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, 24721432 + ... + 24990235.

It is an arithmetic number, because the mean of its divisors is an integer number (342264834180).

Almost surely, 2^{6681347468134} is an apocalyptic number.

6681347468134 is a deficient number, since it is larger than the sum of its proper divisors (4271127225626).

6681347468134 is a wasteful number, since it uses less digits than its factorization.

6681347468134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49711812.

The product of its digits is 55738368, while the sum is 61.

It can be divided in two parts, 6 and 681347468134, that multiplied together give a palindrome (4088084808804).

The spelling of 6681347468134 in words is "six trillion, six hundred eighty-one billion, three hundred forty-seven million, four hundred sixty-eight thousand, one hundred thirty-four".