11759951522 has 18 divisors (see below), whose sum is σ = 19392123387. Its totient is φ = 5344665700.

The previous prime is 11759951519. The next prime is 11759951531. The reversal of 11759951522 is 22515995711.

It can be written as a sum of positive squares in only one way, i.e., 5879975761 + 5879975761 = 76681^2 + 76681^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=76681.

It is a Duffinian number.

It is an unprimeable number.

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 8 ways as a sum of consecutive naturals, for example, 1683497 + ... + 1690467.

Almost surely, 2^11759951522 is an apocalyptic number.

11759951522 is a deficient number, since it is larger than the sum of its proper divisors (7632171865).

11759951522 is an frugal number, since it uses more digits than its factorization.

11759951522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13966 (or 6984 counting only the distinct ones).

The product of its digits is 283500, while the sum is 47.

The spelling of 11759951522 in words is "eleven billion, seven hundred fifty-nine million, nine hundred fifty-one thousand, five hundred twenty-two".