423420244304311 has 16 divisors (see below), whose sum is σ = 449861523186240. Its totient is φ = 397768444416000.

The previous prime is 423420244304287. The next prime is 423420244304329. The reversal of 423420244304311 is 113403442024324.

It is a cyclic number.

It is not a de Polignac number, because 423420244304311 - 2¹⁵ = 423420244271543 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423420244307311) 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, 252123895 + ... + 253797751.

It is an arithmetic number, because the mean of its divisors is an integer number (28116345199140).

Almost surely, 2^{423420244304311} is an apocalyptic number.

423420244304311 is a deficient number, since it is larger than the sum of its proper divisors (26441278881929).

423420244304311 is a wasteful number, since it uses less digits than its factorization.

423420244304311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1909674.

The product of its (nonzero) digits is 221184, while the sum is 37.

Adding to 423420244304311 its reverse (113403442024324), we get a palindrome (536823686328635).

The spelling of 423420244304311 in words is "four hundred twenty-three trillion, four hundred twenty billion, two hundred forty-four million, three hundred four thousand, three hundred eleven".