305421353413 has 32 divisors (see below), whose sum is σ = 354498453504. Its totient is φ = 260570520000.

The previous prime is 305421353357. The next prime is 305421353429. The reversal of 305421353413 is 314353124503.

It is a cyclic number.

It is not a de Polignac number, because 305421353413 - 2¹³ = 305421345221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (305421353453) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1373470 + ... + 1580272.

It is an arithmetic number, because the mean of its divisors is an integer number (11078076672).

Almost surely, 2^305421353413 is an apocalyptic number.

It is an amenable number.

305421353413 is a deficient number, since it is larger than the sum of its proper divisors (49077100091).

305421353413 is a wasteful number, since it uses less digits than its factorization.

305421353413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206977.

The product of its (nonzero) digits is 64800, while the sum is 34.

Adding to 305421353413 its reverse (314353124503), we get a palindrome (619774477916).

The spelling of 305421353413 in words is "three hundred five billion, four hundred twenty-one million, three hundred fifty-three thousand, four hundred thirteen".