513352121336 has 16 divisors (see below), whose sum is σ = 1019154947040. Its totient is φ = 241577468800.

The previous prime is 513352121333. The next prime is 513352121363. The reversal of 513352121336 is 633121253315.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 513352121296 and 513352121305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513352121333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1887323840 + ... + 1887324111.

It is an arithmetic number, because the mean of its divisors is an integer number (63697184190).

Almost surely, 2^513352121336 is an apocalyptic number.

It is an amenable number.

513352121336 is a deficient number, since it is larger than the sum of its proper divisors (505802825704).

513352121336 is a wasteful number, since it uses less digits than its factorization.

513352121336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3774647974 (or 3774647970 counting only the distinct ones).

The product of its digits is 48600, while the sum is 35.

The spelling of 513352121336 in words is "five hundred thirteen billion, three hundred fifty-two million, one hundred twenty-one thousand, three hundred thirty-six".