11512513504641 has 16 divisors (see below), whose sum is σ = 15408778328064. Its totient is φ = 7645630340304.

The previous prime is 11512513504633. The next prime is 11512513504673. The reversal of 11512513504641 is 14640531521511.

It is not a de Polignac number, because 11512513504641 - 2³ = 11512513504633 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11512513504641.

It is not an unprimeable number, because it can be changed into a prime (11512513500641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34714290 + ... + 35044356.

It is an arithmetic number, because the mean of its divisors is an integer number (963048645504).

Almost surely, 2^{11512513504641} is an apocalyptic number.

It is an amenable number.

11512513504641 is a deficient number, since it is larger than the sum of its proper divisors (3896264823423).

11512513504641 is a wasteful number, since it uses less digits than its factorization.

11512513504641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374540.

The product of its (nonzero) digits is 72000, while the sum is 39.

The spelling of 11512513504641 in words is "eleven trillion, five hundred twelve billion, five hundred thirteen million, five hundred four thousand, six hundred forty-one".