202802008145866 has 16 divisors (see below), whose sum is σ = 320828310725760. Its totient is φ = 95879725025760.

The previous prime is 202802008145753. The next prime is 202802008145881. The reversal of 202802008145866 is 668541800208202.

It is a super-2 number, since 2×202802008145866² (a number of 29 digits) contains 22 as substring.

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, 5121760386 + ... + 5121799981.

It is an arithmetic number, because the mean of its divisors is an integer number (20051769420360).

Almost surely, 2^{202802008145866} is an apocalyptic number.

202802008145866 is a deficient number, since it is larger than the sum of its proper divisors (118026302579894).

202802008145866 is a wasteful number, since it uses less digits than its factorization.

202802008145866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10243560909.

The product of its (nonzero) digits is 2949120, while the sum is 52.

The spelling of 202802008145866 in words is "two hundred two trillion, eight hundred two billion, eight million, one hundred forty-five thousand, eight hundred sixty-six".