2550161613 has 4 divisors (see below), whose sum is σ = 3400215488. Its totient is φ = 1700107740.

The previous prime is 2550161567. The next prime is 2550161617. The reversal of 2550161613 is 3161610552.

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 not a de Polignac number, because 2550161613 - 2¹⁰ = 2550160589 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2550161617) 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, 425026933 + ... + 425026938.

It is an arithmetic number, because the mean of its divisors is an integer number (850053872).

Almost surely, 2^2550161613 is an apocalyptic number.

It is an amenable number.

2550161613 is a deficient number, since it is larger than the sum of its proper divisors (850053875).

2550161613 is an equidigital number, since it uses as much as digits as its factorization.

2550161613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850053874.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 2550161613 is about 50499.1248736055. The cubic root of 2550161613 is about 1366.2260695590.

The spelling of 2550161613 in words is "two billion, five hundred fifty million, one hundred sixty-one thousand, six hundred thirteen".