6709812781332 has 48 divisors (see below), whose sum is σ = 15705260056640. Its totient is φ = 2229610586112.

The previous prime is 6709812781327. The next prime is 6709812781349. The reversal of 6709812781332 is 2331872189076.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 4383078 + ... + 5712354.

Almost surely, 2^{6709812781332} is an apocalyptic number.

It is an amenable number.

6709812781332 is an abundant number, since it is smaller than the sum of its proper divisors (8995447275308).

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

6709812781332 is a wasteful number, since it uses less digits than its factorization.

6709812781332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1330600 (or 1330598 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 57.

The spelling of 6709812781332 in words is "six trillion, seven hundred nine billion, eight hundred twelve million, seven hundred eighty-one thousand, three hundred thirty-two".