11522977633 has 4 divisors (see below), whose sum is σ = 12129450160. Its totient is φ = 10916505108.

The previous prime is 11522977577. The next prime is 11522977637. The reversal of 11522977633 is 33677922511.

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, and also an emirpimes, since its reverse is a distinct semiprime: 33677922511 = 149269 ⋅225619.

It is a cyclic number.

It is not a de Polignac number, because 11522977633 - 2¹³ = 11522969441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11522977637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 303236235 + ... + 303236272.

It is an arithmetic number, because the mean of its divisors is an integer number (3032362540).

Almost surely, 2^11522977633 is an apocalyptic number.

It is an amenable number.

11522977633 is a deficient number, since it is larger than the sum of its proper divisors (606472527).

11522977633 is an equidigital number, since it uses as much as digits as its factorization.

11522977633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606472526.

The product of its digits is 476280, while the sum is 46.

The spelling of 11522977633 in words is "eleven billion, five hundred twenty-two million, nine hundred seventy-seven thousand, six hundred thirty-three".