5266920961 has 4 divisors (see below), whose sum is σ = 5271697152. Its totient is φ = 5262144772.

The previous prime is 5266920959. The next prime is 5266920979. The reversal of 5266920961 is 1690296625.

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 5266920961 - 2¹ = 5266920959 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5266920941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2386441 + ... + 2388646.

It is an arithmetic number, because the mean of its divisors is an integer number (1317924288).

Almost surely, 2^5266920961 is an apocalyptic number.

It is an amenable number.

5266920961 is a deficient number, since it is larger than the sum of its proper divisors (4776191).

5266920961 is a wasteful number, since it uses less digits than its factorization.

5266920961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4776190.

The product of its (nonzero) digits is 349920, while the sum is 46.

The square root of 5266920961 is about 72573.5555212779. Note that the first 4 decimals coincide. The cubic root of 5266920961 is about 1739.8785489062.

The spelling of 5266920961 in words is "five billion, two hundred sixty-six million, nine hundred twenty thousand, nine hundred sixty-one".