347474261663 has 4 divisors (see below), whose sum is σ = 350847798288. Its totient is φ = 344100725040.

The previous prime is 347474261653. The next prime is 347474261671. The reversal of 347474261663 is 366162474743.

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 347474261663 - 2¹² = 347474257567 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 (347474261653) 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, 1686768158 + ... + 1686768363.

It is an arithmetic number, because the mean of its divisors is an integer number (87711949572).

Almost surely, 2^347474261663 is an apocalyptic number.

347474261663 is a deficient number, since it is larger than the sum of its proper divisors (3373536625).

347474261663 is a wasteful number, since it uses less digits than its factorization.

347474261663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3373536624.

The product of its digits is 12192768, while the sum is 53.

The spelling of 347474261663 in words is "three hundred forty-seven billion, four hundred seventy-four million, two hundred sixty-one thousand, six hundred sixty-three".