347513454421 has 16 divisors (see below), whose sum is σ = 414444294144. Its totient is φ = 284905274544.

The previous prime is 347513454397. The next prime is 347513454437. The reversal of 347513454421 is 124454315743.

It is a cyclic number.

It is not a de Polignac number, because 347513454421 - 2²¹ = 347511357269 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 (347513454481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5918610 + ... + 5977036.

It is an arithmetic number, because the mean of its divisors is an integer number (25902768384).

Almost surely, 2^347513454421 is an apocalyptic number.

It is an amenable number.

347513454421 is a deficient number, since it is larger than the sum of its proper divisors (66930839723).

347513454421 is a wasteful number, since it uses less digits than its factorization.

347513454421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95400.

The product of its digits is 806400, while the sum is 43.

The spelling of 347513454421 in words is "three hundred forty-seven billion, five hundred thirteen million, four hundred fifty-four thousand, four hundred twenty-one".