11763073649 has 4 divisors (see below), whose sum is σ = 11765529600. Its totient is φ = 11760617700.

The previous prime is 11763073639. The next prime is 11763073667. The reversal of 11763073649 is 94637036711.

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 11763073649 - 2¹² = 11763069553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11763073639) 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, 1220777 + ... + 1230374.

It is an arithmetic number, because the mean of its divisors is an integer number (2941382400).

Almost surely, 2^11763073649 is an apocalyptic number.

It is an amenable number.

11763073649 is a deficient number, since it is larger than the sum of its proper divisors (2455951).

11763073649 is an equidigital number, since it uses as much as digits as its factorization.

11763073649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2455950.

The product of its (nonzero) digits is 571536, while the sum is 47.

The spelling of 11763073649 in words is "eleven billion, seven hundred sixty-three million, seventy-three thousand, six hundred forty-nine".