6751656137040 has 80 divisors (see below), whose sum is σ = 21242524135488. Its totient is φ = 1773569369088.

The previous prime is 6751656136919. The next prime is 6751656137053. The reversal of 6751656137040 is 407316561576.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-3 number, since 3×6751656137040³ (a number of 39 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209923477 + ... + 209955636.

Almost surely, 2^{6751656137040} is an apocalyptic number.

6751656137040 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6751656137040 is an abundant number, since it is smaller than the sum of its proper divisors (14490867998448).

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

6751656137040 is a wasteful number, since it uses less digits than its factorization.

6751656137040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419879196 (or 419879190 counting only the distinct ones).

The product of its (nonzero) digits is 3175200, while the sum is 51.

The spelling of 6751656137040 in words is "six trillion, seven hundred fifty-one billion, six hundred fifty-six million, one hundred thirty-seven thousand, forty".