30423421440403 has 8 divisors (see below), whose sum is σ = 30446822812608. Its totient is φ = 30400024566504.

The previous prime is 30423421440383. The next prime is 30423421440449. The reversal of 30423421440403 is 30404412432403.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30423421440403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30423421441403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12470376 + ... + 14709082.

It is an arithmetic number, because the mean of its divisors is an integer number (3805852851576).

Almost surely, 2^{30423421440403} is an apocalyptic number.

30423421440403 is a deficient number, since it is larger than the sum of its proper divisors (23401372205).

30423421440403 is a wasteful number, since it uses less digits than its factorization.

30423421440403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2249153.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 30423421440403 its reverse (30404412432403), we get a palindrome (60827833872806).

The spelling of 30423421440403 in words is "thirty trillion, four hundred twenty-three billion, four hundred twenty-one million, four hundred forty thousand, four hundred three".