515113385796 has 63 divisors (see below), whose sum is σ = 1351656057423. Its totient is φ = 171691543080.

The previous prime is 515113385719. The next prime is 515113385821. The reversal of 515113385796 is 697583311515.

It is a happy number.

The square root of 515113385796 is 717714.

It is a perfect power (a square), and thus also a powerful number.

515113385796 is a `hidden beast` number, since 5 + 1 + 51 + 13 + 3 + 8 + 579 + 6 = 666.

It is a super-3 number, since 3×515113385796³ (a number of 36 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 38749911 + ... + 38763201.

Almost surely, 2^515113385796 is an apocalyptic number.

515113385796 is the 717714-th square number.

It is an amenable number.

515113385796 is an abundant number, since it is smaller than the sum of its proper divisors (836542671627).

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

515113385796 is an frugal number, since it uses more digits than its factorization.

515113385796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26604 (or 13296 counting only the distinct ones).

The product of its digits is 3402000, while the sum is 54.

The spelling of 515113385796 in words is "five hundred fifteen billion, one hundred thirteen million, three hundred eighty-five thousand, seven hundred ninety-six".