201305341433440 has 48 divisors (see below), whose sum is σ = 496261428673248. Its totient is φ = 77021174112256.

The previous prime is 201305341433411. The next prime is 201305341433447. The reversal of 201305341433440 is 44334143503102.

It is a self number, because there is not a number n which added to its sum of digits gives 201305341433440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201305341433447) 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, 27351265537 + ... + 27351272896.

It is an arithmetic number, because the mean of its divisors is an integer number (10338779764026).

Almost surely, 2^{201305341433440} is an apocalyptic number.

201305341433440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201305341433440 is an abundant number, since it is smaller than the sum of its proper divisors (294956087239808).

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

201305341433440 is a wasteful number, since it uses less digits than its factorization.

201305341433440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54702538471 (or 54702538463 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 37.

Adding to 201305341433440 its reverse (44334143503102), we get a palindrome (245639484936542).

The spelling of 201305341433440 in words is "two hundred one trillion, three hundred five billion, three hundred forty-one million, four hundred thirty-three thousand, four hundred forty".