346504011646 has 16 divisors (see below), whose sum is σ = 561176179200. Its totient is φ = 159513805728.

The previous prime is 346504011641. The next prime is 346504011649. The reversal of 346504011646 is 646110405643.

It is a happy number.

It is a super-3 number, since 3×346504011646³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 346504011599 and 346504011608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346504011641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17119806 + ... + 17140033.

It is an arithmetic number, because the mean of its divisors is an integer number (35073511200).

Almost surely, 2^346504011646 is an apocalyptic number.

346504011646 is a deficient number, since it is larger than the sum of its proper divisors (214672167554).

346504011646 is a wasteful number, since it uses less digits than its factorization.

346504011646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34260243.

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 346504011646 in words is "three hundred forty-six billion, five hundred four million, eleven thousand, six hundred forty-six".