305345344402 has 16 divisors (see below), whose sum is σ = 524297554560. Its totient is φ = 130650192288.

The previous prime is 305345344391. The next prime is 305345344411. The reversal of 305345344402 is 204443543503.

It is a super-3 number, since 3×305345344402³ (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17665902 + ... + 17683177.

It is an arithmetic number, because the mean of its divisors is an integer number (32768597160).

Almost surely, 2^305345344402 is an apocalyptic number.

305345344402 is a deficient number, since it is larger than the sum of its proper divisors (218952210158).

305345344402 is a wasteful number, since it uses less digits than its factorization.

305345344402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35349705.

The product of its (nonzero) digits is 345600, while the sum is 37.

Adding to 305345344402 its reverse (204443543503), we get a palindrome (509788887905).

The spelling of 305345344402 in words is "three hundred five billion, three hundred forty-five million, three hundred forty-four thousand, four hundred two".