65950002349540 has 24 divisors (see below), whose sum is σ = 138612274251192. Its totient is φ = 26357663927040.

The previous prime is 65950002349513. The next prime is 65950002349571. The reversal of 65950002349540 is 4594320005956.

It can be written as a sum of positive squares in 4 ways, for example, as 28327260496896 + 37622741852644 = 5322336^2 + 6133738^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1396039089 + ... + 1396086328.

It is an arithmetic number, because the mean of its divisors is an integer number (5775511427133).

Almost surely, 2^{65950002349540} is an apocalyptic number.

It is an amenable number.

65950002349540 is an abundant number, since it is smaller than the sum of its proper divisors (72662271901652).

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

65950002349540 is a wasteful number, since it uses less digits than its factorization.

65950002349540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2792126607 (or 2792126605 counting only the distinct ones).

The product of its (nonzero) digits is 5832000, while the sum is 52.

The spelling of 65950002349540 in words is "sixty-five trillion, nine hundred fifty billion, two million, three hundred forty-nine thousand, five hundred forty".