516161335101 has 4 divisors (see below), whose sum is σ = 688215113472. Its totient is φ = 344107556732.

The previous prime is 516161335073. The next prime is 516161335153. The reversal of 516161335101 is 101533161615.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 516161335101 - 2¹⁰ = 516161334077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516161335601) 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, 86026889181 + ... + 86026889186.

It is an arithmetic number, because the mean of its divisors is an integer number (172053778368).

Almost surely, 2^516161335101 is an apocalyptic number.

It is an amenable number.

516161335101 is a deficient number, since it is larger than the sum of its proper divisors (172053778371).

516161335101 is a wasteful number, since it uses less digits than its factorization.

516161335101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172053778370.

The product of its (nonzero) digits is 8100, while the sum is 33.

Adding to 516161335101 its reverse (101533161615), we get a palindrome (617694496716).

The spelling of 516161335101 in words is "five hundred sixteen billion, one hundred sixty-one million, three hundred thirty-five thousand, one hundred one".