423332022040 has 64 divisors (see below), whose sum is σ = 962819330400. Its totient is φ = 167503644672.

The previous prime is 423332022031. The next prime is 423332022077. The reversal of 423332022040 is 40220233324.

It is a junction number, because it is equal to n+sod(n) for n = 423332021996 and 423332022014.

It is a congruent number.

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, 2208679 + ... + 2392681.

Almost surely, 2^423332022040 is an apocalyptic number.

423332022040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423332022040 is an abundant number, since it is smaller than the sum of its proper divisors (539487308360).

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

423332022040 is a wasteful number, since it uses less digits than its factorization.

423332022040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184636 (or 184632 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 423332022040 its reverse (40220233324), we get a palindrome (463552255364).

The spelling of 423332022040 in words is "four hundred twenty-three billion, three hundred thirty-two million, twenty-two thousand, forty".