423514104440 has 64 divisors (see below), whose sum is σ = 1107494553600. Its totient is φ = 142743731328.

The previous prime is 423514104421. The next prime is 423514104451. The reversal of 423514104440 is 44401415324.

It is a junction number, because it is equal to n+sod(n) for n = 423514104397 and 423514104406.

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, 12801704 + ... + 12834743.

It is an arithmetic number, because the mean of its divisors is an integer number (17304602400).

Almost surely, 2^423514104440 is an apocalyptic number.

423514104440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423514104440 is an abundant number, since it is smaller than the sum of its proper divisors (683980449160).

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

423514104440 is a wasteful number, since it uses less digits than its factorization.

423514104440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25636524 (or 25636520 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 423514104440 its reverse (44401415324), we get a palindrome (467915519764).

The spelling of 423514104440 in words is "four hundred twenty-three billion, five hundred fourteen million, one hundred four thousand, four hundred forty".