7262775261 has 12 divisors (see below), whose sum is σ = 11989343392. Its totient is φ = 4150157256.

The previous prime is 7262775257. The next prime is 7262775269. The reversal of 7262775261 is 1625772627.

It is not a de Polignac number, because 7262775261 - 2² = 7262775257 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7262775269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57641011 + ... + 57641136.

Almost surely, 2^7262775261 is an apocalyptic number.

It is an amenable number.

7262775261 is a deficient number, since it is larger than the sum of its proper divisors (4726568131).

7262775261 is a wasteful number, since it uses less digits than its factorization.

7262775261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115282160 (or 115282157 counting only the distinct ones).

The product of its digits is 493920, while the sum is 45.

The square root of 7262775261 is about 85221.9177266036. The cubic root of 7262775261 is about 1936.5744683958.

The spelling of 7262775261 in words is "seven billion, two hundred sixty-two million, seven hundred seventy-five thousand, two hundred sixty-one".