423332403244044 has 48 divisors (see below), whose sum is σ = 1128940825329408. Its totient is φ = 120946284854208.

The previous prime is 423332403243989. The next prime is 423332403244133. The reversal of 423332403244044 is 440442304233324.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 423332403243987 and 423332403244005.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119712679 + ... + 123198174.

It is an arithmetic number, because the mean of its divisors is an integer number (23519600527696).

Almost surely, 2^{423332403244044} is an apocalyptic number.

It is an amenable number.

423332403244044 is an abundant number, since it is smaller than the sum of its proper divisors (705608422085364).

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

423332403244044 is a wasteful number, since it uses less digits than its factorization.

423332403244044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242931614 (or 242931612 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 42.

Adding to 423332403244044 its reverse (440442304233324), we get a palindrome (863774707477368).

The spelling of 423332403244044 in words is "four hundred twenty-three trillion, three hundred thirty-two billion, four hundred three million, two hundred forty-four thousand, forty-four".