6668007400735 has 8 divisors (see below), whose sum is σ = 8472291756336. Its totient is φ = 5020617336960.

The previous prime is 6668007400711. The next prime is 6668007400771. The reversal of 6668007400735 is 5370047008666.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6668007400735 - 2¹⁷ = 6668007269663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39223572861 + ... + 39223573030.

It is an arithmetic number, because the mean of its divisors is an integer number (1059036469542).

Almost surely, 2^{6668007400735} is an apocalyptic number.

6668007400735 is a deficient number, since it is larger than the sum of its proper divisors (1804284355601).

6668007400735 is a wasteful number, since it uses less digits than its factorization.

6668007400735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78447145913.

The product of its (nonzero) digits is 5080320, while the sum is 52.

The spelling of 6668007400735 in words is "six trillion, six hundred sixty-eight billion, seven million, four hundred thousand, seven hundred thirty-five".