65350753013 has 24 divisors (see below), whose sum is σ = 81920142360. Its totient is φ = 51673144320.

The previous prime is 65350753009. The next prime is 65350753021. The reversal of 65350753013 is 31035705356.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 23782883089 + 41567869924 = 154217^2 + 203882^2 .

It is not a de Polignac number, because 65350753013 - 2² = 65350753009 is a prime.

It is a super-2 number, since 2×65350753013² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65350753003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 993053 + ... + 1056813.

It is an arithmetic number, because the mean of its divisors is an integer number (3413339265).

Almost surely, 2^65350753013 is an apocalyptic number.

It is an amenable number.

65350753013 is a deficient number, since it is larger than the sum of its proper divisors (16569389347).

65350753013 is a wasteful number, since it uses less digits than its factorization.

65350753013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65397 (or 65390 counting only the distinct ones).

The product of its (nonzero) digits is 141750, while the sum is 38.

The spelling of 65350753013 in words is "sixty-five billion, three hundred fifty million, seven hundred fifty-three thousand, thirteen".