200240735340 has 48 divisors (see below), whose sum is σ = 567429182208. Its totient is φ = 52754184384.

The previous prime is 200240735339. The next prime is 200240735369. The reversal of 200240735340 is 43537042002.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 200240735298 and 200240735307.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20099512 + ... + 20109471.

It is an arithmetic number, because the mean of its divisors is an integer number (11821441296).

Almost surely, 2^200240735340 is an apocalyptic number.

200240735340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200240735340 is an abundant number, since it is smaller than the sum of its proper divisors (367188446868).

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

200240735340 is a wasteful number, since it uses less digits than its factorization.

200240735340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40209078 (or 40209076 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 30.

Adding to 200240735340 its reverse (43537042002), we get a palindrome (243777777342).

The spelling of 200240735340 in words is "two hundred billion, two hundred forty million, seven hundred thirty-five thousand, three hundred forty".