402200000842 has 4 divisors (see below), whose sum is σ = 603300001266. Its totient is φ = 201100000420.

The previous prime is 402200000827. The next prime is 402200000861. The reversal of 402200000842 is 248000002204.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 266585309761 + 135614691081 = 516319^2 + 368259^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100550000209 + ... + 100550000212.

Almost surely, 2^402200000842 is an apocalyptic number.

402200000842 is a deficient number, since it is larger than the sum of its proper divisors (201100000424).

402200000842 is a wasteful number, since it uses less digits than its factorization.

402200000842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201100000423.

The product of its (nonzero) digits is 1024, while the sum is 22.

The spelling of 402200000842 in words is "four hundred two billion, two hundred million, eight hundred forty-two", and thus it is an aban number.