423011043402 has 128 divisors (see below), whose sum is σ = 896690995200. Its totient is φ = 132883445760.

The previous prime is 423011043391. The next prime is 423011043419. The reversal of 423011043402 is 204340110324.

It is a super-3 number, since 3×423011043402³ (a number of 36 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 706195099 + ... + 706195697.

It is an arithmetic number, because the mean of its divisors is an integer number (7005398400).

Almost surely, 2^423011043402 is an apocalyptic number.

423011043402 is an abundant number, since it is smaller than the sum of its proper divisors (473679951798).

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

423011043402 is a wasteful number, since it uses less digits than its factorization.

423011043402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 423011043402 its reverse (204340110324), we get a palindrome (627351153726).

The spelling of 423011043402 in words is "four hundred twenty-three billion, eleven million, forty-three thousand, four hundred two".