403204020042 has 16 divisors (see below), whose sum is σ = 834215214240. Its totient is φ = 129766810992.

The previous prime is 403204020029. The next prime is 403204020059. The reversal of 403204020042 is 240020402304.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1158632068 + ... + 1158632415.

It is an arithmetic number, because the mean of its divisors is an integer number (52138450890).

Almost surely, 2^403204020042 is an apocalyptic number.

403204020042 is an abundant number, since it is smaller than the sum of its proper divisors (431011194198).

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

403204020042 is a wasteful number, since it uses less digits than its factorization.

403204020042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2317264517.

The product of its (nonzero) digits is 1536, while the sum is 21.

Adding to 403204020042 its reverse (240020402304), we get a palindrome (643224422346).

The spelling of 403204020042 in words is "four hundred three billion, two hundred four million, twenty thousand, forty-two".