423401135202 has 32 divisors (see below), whose sum is σ = 940961836800. Its totient is φ = 141123147984.

The previous prime is 423401135191. The next prime is 423401135203. The reversal of 423401135202 is 202531104324.

423401135202 is a `hidden beast` number, since 4 + 2 + 340 + 113 + 5 + 202 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (423401135203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 452068 + ... + 1025264.

It is an arithmetic number, because the mean of its divisors is an integer number (29405057400).

Almost surely, 2^423401135202 is an apocalyptic number.

423401135202 is an abundant number, since it is smaller than the sum of its proper divisors (517560701598).

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

423401135202 is a wasteful number, since it uses less digits than its factorization.

423401135202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586887 (or 586881 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 423401135202 its reverse (202531104324), we get a palindrome (625932239526).

The spelling of 423401135202 in words is "four hundred twenty-three billion, four hundred one million, one hundred thirty-five thousand, two hundred two".