669271596755 has 8 divisors (see below), whose sum is σ = 803132276352. Its totient is φ = 535413037248.

The previous prime is 669271596737. The next prime is 669271596761. The reversal of 669271596755 is 557695172966.

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

It is a cyclic number.

It is not a de Polignac number, because 669271596755 - 2²⁴ = 669254819539 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275879 + ... + 1189391.

It is an arithmetic number, because the mean of its divisors is an integer number (100391534544).

Almost surely, 2^669271596755 is an apocalyptic number.

669271596755 is a deficient number, since it is larger than the sum of its proper divisors (133860679597).

669271596755 is a wasteful number, since it uses less digits than its factorization.

669271596755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060045.

The product of its digits is 214326000, while the sum is 68.

The spelling of 669271596755 in words is "six hundred sixty-nine billion, two hundred seventy-one million, five hundred ninety-six thousand, seven hundred fifty-five".