944261000266 has 4 divisors (see below), whose sum is σ = 1416391500402. Its totient is φ = 472130500132.

The previous prime is 944261000261. The next prime is 944261000273. The reversal of 944261000266 is 662000162449.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 662000162449 = 7537 ⋅87833377.

It can be written as a sum of positive squares in only one way, i.e., 846545366241 + 97715634025 = 920079^2 + 312595^2 .

It is not an unprimeable number, because it can be changed into a prime (944261000261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236065250065 + ... + 236065250068.

Almost surely, 2^944261000266 is an apocalyptic number.

944261000266 is a deficient number, since it is larger than the sum of its proper divisors (472130500136).

944261000266 is a wasteful number, since it uses less digits than its factorization.

944261000266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472130500135.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 944261000266 in words is "nine hundred forty-four billion, two hundred sixty-one million, two hundred sixty-six", and thus it is an aban number.