11522037512 has 8 divisors (see below), whose sum is σ = 21603820350. Its totient is φ = 5761018752.

The previous prime is 11522037509. The next prime is 11522037599. The reversal of 11522037512 is 21573022511.

It can be written as a sum of positive squares in only one way, i.e., 8424669796 + 3097367716 = 91786^2 + 55654^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 720127337 + ... + 720127352.

Almost surely, 2^11522037512 is an apocalyptic number.

It is an amenable number.

11522037512 is a deficient number, since it is larger than the sum of its proper divisors (10081782838).

11522037512 is a wasteful number, since it uses less digits than its factorization.

11522037512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440254695 (or 1440254691 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 29.

The spelling of 11522037512 in words is "eleven billion, five hundred twenty-two million, thirty-seven thousand, five hundred twelve".