423142104040 has 16 divisors (see below), whose sum is σ = 952069734180. Its totient is φ = 169256841600.

The previous prime is 423142104031. The next prime is 423142104053. The reversal of 423142104040 is 40401241324.

It can be written as a sum of positive squares in 2 ways, for example, as 407373274564 + 15768829476 = 638258^2 + 125574^2 .

It is a super-2 number, since 2×423142104040² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 423142103996 and 423142104014.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5289276261 + ... + 5289276340.

Almost surely, 2^423142104040 is an apocalyptic number.

423142104040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423142104040 is an abundant number, since it is smaller than the sum of its proper divisors (528927630140).

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

423142104040 is a wasteful number, since it uses less digits than its factorization.

423142104040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10578552612 (or 10578552608 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 423142104040 its reverse (40401241324), we get a palindrome (463543345364).

The spelling of 423142104040 in words is "four hundred twenty-three billion, one hundred forty-two million, one hundred four thousand, forty".