515346055 has 16 divisors (see below), whose sum is σ = 716445504. Its totient is φ = 348537600.

The previous prime is 515346053. The next prime is 515346059. The reversal of 515346055 is 550643515.

It is not a de Polignac number, because 515346055 - 2¹ = 515346053 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 515346055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (515346053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98296 + ... + 103405.

It is an arithmetic number, because the mean of its divisors is an integer number (44777844).

Almost surely, 2^515346055 is an apocalyptic number.

515346055 is a deficient number, since it is larger than the sum of its proper divisors (201099449).

515346055 is a wasteful number, since it uses less digits than its factorization.

515346055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201786.

The product of its (nonzero) digits is 45000, while the sum is 34.

The square root of 515346055 is about 22701.2346580533. The cubic root of 515346055 is about 801.7389542878.

It can be divided in two parts, 5153460 and 55, that added together give a palindrome (5153515).

The spelling of 515346055 in words is "five hundred fifteen million, three hundred forty-six thousand, fifty-five".