6696802945440 has 192 divisors, whose sum is σ = 23646235132800. Its totient is φ = 1770010324992.

The previous prime is 6696802945429. The next prime is 6696802945447. The reversal of 6696802945440 is 445492086966.

6696802945440 is a `hidden beast` number, since 6 + 6 + 9 + 6 + 80 + 2 + 9 + 4 + 544 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (6696802945447) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 6371070 + ... + 7347389.

It is an arithmetic number, because the mean of its divisors is an integer number (123157474650).

Almost surely, 2^{6696802945440} is an apocalyptic number.

6696802945440 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6696802945440 is an abundant number, since it is smaller than the sum of its proper divisors (16949432187360).

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

6696802945440 is a wasteful number, since it uses less digits than its factorization.

6696802945440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13718596 (or 13718582 counting only the distinct ones).

The product of its (nonzero) digits is 89579520, while the sum is 63.

The spelling of 6696802945440 in words is "six trillion, six hundred ninety-six billion, eight hundred two million, nine hundred forty-five thousand, four hundred forty".