515222303345 has 8 divisors (see below), whose sum is σ = 620853655680. Its totient is φ = 410453248240.

The previous prime is 515222303279. The next prime is 515222303359. The reversal of 515222303345 is 543303222515.

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

It is not a de Polignac number, because 515222303345 - 2¹⁰ = 515222302321 is a prime.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 215572991 + ... + 215575380.

It is an arithmetic number, because the mean of its divisors is an integer number (77606706960).

Almost surely, 2^515222303345 is an apocalyptic number.

It is an amenable number.

515222303345 is a deficient number, since it is larger than the sum of its proper divisors (105631352335).

515222303345 is a wasteful number, since it uses less digits than its factorization.

515222303345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431148615.

The product of its (nonzero) digits is 108000, while the sum is 35.

The spelling of 515222303345 in words is "five hundred fifteen billion, two hundred twenty-two million, three hundred three thousand, three hundred forty-five".