202402000042 has 12 divisors (see below), whose sum is σ = 333712388898. Its totient is φ = 92000909000.

The previous prime is 202401999997. The next prime is 202402000061. The reversal of 202402000042 is 240000204202.

It can be written as a sum of positive squares in only one way, i.e., 155780985481 + 46621014561 = 394691^2 + 215919^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 418185709 + ... + 418186192.

Almost surely, 2^202402000042 is an apocalyptic number.

202402000042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

202402000042 is a deficient number, since it is larger than the sum of its proper divisors (131310388856).

202402000042 is a wasteful number, since it uses less digits than its factorization.

202402000042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836371925 (or 836371914 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 202402000042 its reverse (240000204202), we get a palindrome (442402204244).

The spelling of 202402000042 in words is "two hundred two billion, four hundred two million, forty-two", and thus it is an aban number.