11776972635 has 48 divisors (see below), whose sum is σ = 22011968160. Its totient is φ = 5805319680.

The previous prime is 11776972631. The next prime is 11776972657. The reversal of 11776972635 is 53627967711.

It is not a de Polignac number, because 11776972635 - 2² = 11776972631 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11776972631) 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 in 47 ways as a sum of consecutive naturals, for example, 132924 + ... + 203033.

It is an arithmetic number, because the mean of its divisors is an integer number (458582670).

Almost surely, 2^11776972635 is an apocalyptic number.

11776972635 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11776972635 is a deficient number, since it is larger than the sum of its proper divisors (10234995525).

11776972635 is a wasteful number, since it uses less digits than its factorization.

11776972635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336028 (or 336025 counting only the distinct ones).

The product of its digits is 3333960, while the sum is 54.

The spelling of 11776972635 in words is "eleven billion, seven hundred seventy-six million, nine hundred seventy-two thousand, six hundred thirty-five".