513145503322 has 8 divisors (see below), whose sum is σ = 769722516756. Its totient is φ = 256571331072.

The previous prime is 513145503259. The next prime is 513145503329. The reversal of 513145503322 is 223305541315.

It can be written as a sum of positive squares in 2 ways, for example, as 428709348081 + 84436155241 = 654759^2 + 290579^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×513145503322³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (513145503329) 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, 179413 + ... + 1028824.

Almost surely, 2^513145503322 is an apocalyptic number.

513145503322 is a deficient number, since it is larger than the sum of its proper divisors (256577013434).

513145503322 is a wasteful number, since it uses less digits than its factorization.

513145503322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1420592.

The product of its (nonzero) digits is 54000, while the sum is 34.

The spelling of 513145503322 in words is "five hundred thirteen billion, one hundred forty-five million, five hundred three thousand, three hundred twenty-two".