423514014252520 has 64 divisors (see below), whose sum is σ = 976384697702400. Its totient is φ = 165233712069120.

The previous prime is 423514014252473. The next prime is 423514014252529. The reversal of 423514014252520 is 25252410415324.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (423514014252529) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24518400 + ... + 38054959.

It is an arithmetic number, because the mean of its divisors is an integer number (15256010901600).

Almost surely, 2^{423514014252520} is an apocalyptic number.

423514014252520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423514014252520 is an abundant number, since it is smaller than the sum of its proper divisors (552870683449880).

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

423514014252520 is a wasteful number, since it uses less digits than its factorization.

423514014252520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62577538 (or 62577534 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 40.

Adding to 423514014252520 its reverse (25252410415324), we get a palindrome (448766424667844).

The spelling of 423514014252520 in words is "four hundred twenty-three trillion, five hundred fourteen billion, fourteen million, two hundred fifty-two thousand, five hundred twenty".