10791776641 has 4 divisors (see below), whose sum is σ = 11163906900. Its totient is φ = 10419646384.

The previous prime is 10791776629. The next prime is 10791776657. The reversal of 10791776641 is 14667719701.

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: 14667719701 = 41 ⋅357749261.

It can be written as a sum of positive squares in 2 ways, for example, as 7056000000 + 3735776641 = 84000^2 + 61121^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10791776641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10797776641) 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, 186065086 + ... + 186065143.

It is an arithmetic number, because the mean of its divisors is an integer number (2790976725).

Almost surely, 2^10791776641 is an apocalyptic number.

It is an amenable number.

10791776641 is a deficient number, since it is larger than the sum of its proper divisors (372130259).

10791776641 is an equidigital number, since it uses as much as digits as its factorization.

10791776641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372130258.

The product of its (nonzero) digits is 444528, while the sum is 49.

The spelling of 10791776641 in words is "ten billion, seven hundred ninety-one million, seven hundred seventy-six thousand, six hundred forty-one".