40002420196 has 12 divisors (see below), whose sum is σ = 70008152620. Its totient is φ = 20000090880.

The previous prime is 40002420193. The next prime is 40002420221. The reversal of 40002420196 is 69102420004.

It can be written as a sum of positive squares in 2 ways, for example, as 18478596096 + 21523824100 = 135936^2 + 146710^2 .

It is not an unprimeable number, because it can be changed into a prime (40002420193) 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 3 ways as a sum of consecutive naturals, for example, 196641 + ... + 344488.

Almost surely, 2^40002420196 is an apocalyptic number.

It is an amenable number.

40002420196 is a deficient number, since it is larger than the sum of its proper divisors (30005732424).

40002420196 is a wasteful number, since it uses less digits than its factorization.

40002420196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559614 (or 559612 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 40002420196 in words is "forty billion, two million, four hundred twenty thousand, one hundred ninety-six".