346696965545 has 48 divisors (see below), whose sum is σ = 487219390848. Its totient is φ = 231988604160.

The previous prime is 346696965491. The next prime is 346696965577. The reversal of 346696965545 is 545569696643.

It is not a de Polignac number, because 346696965545 - 2¹² = 346696961449 is a prime.

It is a super-2 number, since 2×346696965545² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (68) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16681010 + ... + 16701780.

It is an arithmetic number, because the mean of its divisors is an integer number (10150403976).

Almost surely, 2^346696965545 is an apocalyptic number.

346696965545 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

346696965545 is a deficient number, since it is larger than the sum of its proper divisors (140522425303).

346696965545 is a wasteful number, since it uses less digits than its factorization.

346696965545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21038 (or 20979 counting only the distinct ones).

The product of its digits is 629856000, while the sum is 68.

The spelling of 346696965545 in words is "three hundred forty-six billion, six hundred ninety-six million, nine hundred sixty-five thousand, five hundred forty-five".