6660070753 has 4 divisors (see below), whose sum is σ = 7611509440. Its totient is φ = 5708632068.

The previous prime is 6660070717. The next prime is 6660070793. The reversal of 6660070753 is 3570700666.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6660070753 - 2¹³ = 6660062561 is a prime.

It is a super-3 number, since 3×6660070753³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6660070793) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 475719333 + ... + 475719346.

It is an arithmetic number, because the mean of its divisors is an integer number (1902877360).

Almost surely, 2^6660070753 is an apocalyptic number.

It is an amenable number.

6660070753 is a deficient number, since it is larger than the sum of its proper divisors (951438687).

6660070753 is an equidigital number, since it uses as much as digits as its factorization.

6660070753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951438686.

The product of its (nonzero) digits is 158760, while the sum is 40.

The square root of 6660070753 is about 81609.2565399293. The cubic root of 6660070753 is about 1881.4511537052.

The spelling of 6660070753 in words is "six billion, six hundred sixty million, seventy thousand, seven hundred fifty-three".