6666733407340 has 48 divisors (see below), whose sum is σ = 14271212769408. Its totient is φ = 2615109296384.

The previous prime is 6666733407307. The next prime is 6666733407353. The reversal of 6666733407340 is 437043376666.

It is a happy number.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 662454 + ... + 3711106.

It is an arithmetic number, because the mean of its divisors is an integer number (297316932696).

Almost surely, 2^{6666733407340} is an apocalyptic number.

It is an amenable number.

6666733407340 is an abundant number, since it is smaller than the sum of its proper divisors (7604479362068).

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

6666733407340 is a wasteful number, since it uses less digits than its factorization.

6666733407340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3050778 (or 3050776 counting only the distinct ones).

The product of its (nonzero) digits is 27433728, while the sum is 55.

The spelling of 6666733407340 in words is "six trillion, six hundred sixty-six billion, seven hundred thirty-three million, four hundred seven thousand, three hundred forty".