200656166040 has 96 divisors (see below), whose sum is σ = 711417330000. Its totient is φ = 48643918080.

The previous prime is 200656166033. The next prime is 200656166099. The reversal of 200656166040 is 40661656002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 200656165986 and 200656166004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25331415 + ... + 25339334.

Almost surely, 2^200656166040 is an apocalyptic number.

200656166040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200656166040 is an abundant number, since it is smaller than the sum of its proper divisors (510761163960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200656166040 is a wasteful number, since it uses less digits than its factorization.

200656166040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50670777 (or 50670770 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 200656166040 in words is "two hundred billion, six hundred fifty-six million, one hundred sixty-six thousand, forty".