423420333422044 has 24 divisors (see below), whose sum is σ = 858441223928288. Its totient is φ = 178980023520000.

The previous prime is 423420333422011. The next prime is 423420333422057. The reversal of 423420333422044 is 440224333024324.

It is a super-2 number, since 2×423420333422044² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 423420333421988 and 423420333422006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103576400457 + ... + 103576404544.

Almost surely, 2^{423420333422044} is an apocalyptic number.

It is an amenable number.

423420333422044 is an abundant number, since it is smaller than the sum of its proper divisors (435020890506244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423420333422044 is a wasteful number, since it uses less digits than its factorization.

423420333422044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207152805085 (or 207152805083 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 40.

Adding to 423420333422044 its reverse (440224333024324), we get a palindrome (863644666446368).

The spelling of 423420333422044 in words is "four hundred twenty-three trillion, four hundred twenty billion, three hundred thirty-three million, four hundred twenty-two thousand, forty-four".