306414350021 has 16 divisors (see below), whose sum is σ = 332066132160. Its totient is φ = 281064107520.

The previous prime is 306414349973. The next prime is 306414350069. The reversal of 306414350021 is 120053414603.

It is an interprime number because it is at equal distance from previous prime (306414349973) and next prime (306414350069).

It is a cyclic number.

It is not a de Polignac number, because 306414350021 - 2²² = 306410155717 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 (306414350071) 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, 1676885 + ... + 1850613.

It is an arithmetic number, because the mean of its divisors is an integer number (20754133260).

Almost surely, 2^306414350021 is an apocalyptic number.

It is an amenable number.

306414350021 is a deficient number, since it is larger than the sum of its proper divisors (25651782139).

306414350021 is a wasteful number, since it uses less digits than its factorization.

306414350021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174596.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 306414350021 its reverse (120053414603), we get a palindrome (426467764624).

The spelling of 306414350021 in words is "three hundred six billion, four hundred fourteen million, three hundred fifty thousand, twenty-one".