11514654011521 has 32 divisors (see below), whose sum is σ = 13321592363520. Its totient is φ = 9883760486400.

The previous prime is 11514654011519. The next prime is 11514654011537. The reversal of 11514654011521 is 12511045641511.

11514654011521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11514654011521 - 2¹ = 11514654011519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11514654051521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5291100 + ... + 7143181.

It is an arithmetic number, because the mean of its divisors is an integer number (416299761360).

Almost surely, 2^{11514654011521} is an apocalyptic number.

It is an amenable number.

11514654011521 is a deficient number, since it is larger than the sum of its proper divisors (1806938351999).

11514654011521 is a wasteful number, since it uses less digits than its factorization.

11514654011521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12434425.

The product of its (nonzero) digits is 24000, while the sum is 37.

The spelling of 11514654011521 in words is "eleven trillion, five hundred fourteen billion, six hundred fifty-four million, eleven thousand, five hundred twenty-one".