335065665640 has 128 divisors (see below), whose sum is σ = 767522304000. Its totient is φ = 131628423168.

The previous prime is 335065665631. The next prime is 335065665643. The reversal of 335065665640 is 46566560533.

It is a super-2 number, since 2×335065665640² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (335065665643) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 541301251 + ... + 541301869.

It is an arithmetic number, because the mean of its divisors is an integer number (5996268000).

Almost surely, 2^335065665640 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 335065665640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (383761152000).

335065665640 is an abundant number, since it is smaller than the sum of its proper divisors (432456638360).

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

335065665640 is a wasteful number, since it uses less digits than its factorization.

335065665640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1499 (or 1495 counting only the distinct ones).

The product of its (nonzero) digits is 5832000, while the sum is 49.

The spelling of 335065665640 in words is "three hundred thirty-five billion, sixty-five million, six hundred sixty-five thousand, six hundred forty".