515340552511104 has 128 divisors (see below), whose sum is σ = 1449583996579200. Its totient is φ = 161654419390464.

The previous prime is 515340552511063. The next prime is 515340552511153. The reversal of 515340552511104 is 401115255043515.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45045892 + ... + 55315580.

It is an arithmetic number, because the mean of its divisors is an integer number (11324874973275).

Almost surely, 2^{515340552511104} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 515340552511104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (724791998289600).

515340552511104 is an abundant number, since it is smaller than the sum of its proper divisors (934243444068096).

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

515340552511104 is a wasteful number, since it uses less digits than its factorization.

515340552511104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10277410 (or 10277398 counting only the distinct ones).

The product of its (nonzero) digits is 300000, while the sum is 42.

The spelling of 515340552511104 in words is "five hundred fifteen trillion, three hundred forty billion, five hundred fifty-two million, five hundred eleven thousand, one hundred four".