9994276261 has 4 divisors (see below), whose sum is σ = 10114689312. Its totient is φ = 9873863212.

The previous prime is 9994276219. The next prime is 9994276277. The reversal of 9994276261 is 1626724999.

9994276261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 9994276261 - 2⁷ = 9994276133 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 (9994276211) 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, 60206401 + ... + 60206566.

It is an arithmetic number, because the mean of its divisors is an integer number (2528672328).

Almost surely, 2^9994276261 is an apocalyptic number.

It is an amenable number.

9994276261 is a deficient number, since it is larger than the sum of its proper divisors (120413051).

9994276261 is a wasteful number, since it uses less digits than its factorization.

9994276261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120413050.

The product of its digits is 2939328, while the sum is 55.

The square root of 9994276261 is about 99971.3772086791. The cubic root of 9994276261 is about 2154.0235641874.

The spelling of 9994276261 in words is "nine billion, nine hundred ninety-four million, two hundred seventy-six thousand, two hundred sixty-one".