2629316161 has 4 divisors (see below), whose sum is σ = 2629421824. Its totient is φ = 2629210500.

The previous prime is 2629316153. The next prime is 2629316171. The reversal of 2629316161 is 1616139262.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2629316161 - 2³ = 2629316153 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 2629316161.

It is not an unprimeable number, because it can be changed into a prime (2629316171) 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, 7336 + ... + 72886.

It is an arithmetic number, because the mean of its divisors is an integer number (657355456).

Almost surely, 2^2629316161 is an apocalyptic number.

It is an amenable number.

2629316161 is a deficient number, since it is larger than the sum of its proper divisors (105663).

2629316161 is an equidigital number, since it uses as much as digits as its factorization.

2629316161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105662.

The product of its digits is 23328, while the sum is 37.

The square root of 2629316161 is about 51276.8579478111. The cubic root of 2629316161 is about 1380.2177351953.

The spelling of 2629316161 in words is "two billion, six hundred twenty-nine million, three hundred sixteen thousand, one hundred sixty-one".