200146287720 has 64 divisors (see below), whose sum is σ = 600471072000. Its totient is φ = 53369480448.

The previous prime is 200146287701. The next prime is 200146287721. The reversal of 200146287720 is 27782641002.

It is not an unprimeable number, because it can be changed into a prime (200146287721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3145986 + ... + 3208974.

It is an arithmetic number, because the mean of its divisors is an integer number (9382360500).

Almost surely, 2^200146287720 is an apocalyptic number.

200146287720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200146287720 is an abundant number, since it is smaller than the sum of its proper divisors (400324784280).

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

200146287720 is a wasteful number, since it uses less digits than its factorization.

200146287720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89482 (or 89478 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 39.

The spelling of 200146287720 in words is "two hundred billion, one hundred forty-six million, two hundred eighty-seven thousand, seven hundred twenty".