423434111040 has 84 divisors (see below), whose sum is σ = 1456436921004. Its totient is φ = 112915762176.

The previous prime is 423434110993. The next prime is 423434111057. The reversal of 423434111040 is 40111434324.

423434111040 is a `hidden beast` number, since 4 + 234 + 3 + 411 + 10 + 4 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 156360139776 + 267073971264 = 395424^2 + 516792^2 .

It is a junction number, because it is equal to n+sod(n) for n = 423434110995 and 423434111013.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73509987 + ... + 73515746.

Almost surely, 2^423434111040 is an apocalyptic number.

423434111040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423434111040 is an abundant number, since it is smaller than the sum of its proper divisors (1033002809964).

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

423434111040 is a wasteful number, since it uses less digits than its factorization.

423434111040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147025756 (or 147025743 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 423434111040 its reverse (40111434324), we get a palindrome (463545545364).

The spelling of 423434111040 in words is "four hundred twenty-three billion, four hundred thirty-four million, one hundred eleven thousand, forty".