346055405531 has 16 divisors (see below), whose sum is σ = 394611568128. Its totient is φ = 300396096000.

The previous prime is 346055405503. The next prime is 346055405611. The reversal of 346055405531 is 135504550643.

It is a de Polignac number, because none of the positive numbers 2^k-346055405531 is a prime.

It is a super-2 number, since 2×346055405531² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (346055405431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1039295 + ... + 1331256.

It is an arithmetic number, because the mean of its divisors is an integer number (24663223008).

Almost surely, 2^346055405531 is an apocalyptic number.

346055405531 is a deficient number, since it is larger than the sum of its proper divisors (48556162597).

346055405531 is a wasteful number, since it uses less digits than its factorization.

346055405531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2371162.

The product of its (nonzero) digits is 540000, while the sum is 41.

The spelling of 346055405531 in words is "three hundred forty-six billion, fifty-five million, four hundred five thousand, five hundred thirty-one".