400002810202 has 16 divisors (see below), whose sum is σ = 611692922880. Its totient is φ = 196109710992.

The previous prime is 400002810197. The next prime is 400002810203. The reversal of 400002810202 is 202018200004.

It is a self number, because there is not a number n which added to its sum of digits gives 400002810202.

It is not an unprimeable number, because it can be changed into a prime (400002810203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 958302 + ... + 1310857.

It is an arithmetic number, because the mean of its divisors is an integer number (38230807680).

Almost surely, 2^400002810202 is an apocalyptic number.

400002810202 is a deficient number, since it is larger than the sum of its proper divisors (211690112678).

400002810202 is a wasteful number, since it uses less digits than its factorization.

400002810202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2270877.

The product of its (nonzero) digits is 256, while the sum is 19.

The spelling of 400002810202 in words is "four hundred billion, two million, eight hundred ten thousand, two hundred two".