3469485641647 has 4 divisors (see below), whose sum is σ = 3469629216880. Its totient is φ = 3469342066416.

The previous prime is 3469485641599. The next prime is 3469485641669. The reversal of 3469485641647 is 7461465849643.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3469485641647 - 2²⁷ = 3469351423919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3469485641047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71751363 + ... + 71799700.

It is an arithmetic number, because the mean of its divisors is an integer number (867407304220).

Almost surely, 2^{3469485641647} is an apocalyptic number.

3469485641647 is a deficient number, since it is larger than the sum of its proper divisors (143575233).

3469485641647 is a wasteful number, since it uses less digits than its factorization.

3469485641647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143575232.

The product of its digits is 418037760, while the sum is 67.

The spelling of 3469485641647 in words is "three trillion, four hundred sixty-nine billion, four hundred eighty-five million, six hundred forty-one thousand, six hundred forty-seven".