11615501056041 has 12 divisors (see below), whose sum is σ = 16778071556532. Its totient is φ = 7743609407616.

The previous prime is 11615501056037. The next prime is 11615501056057. The reversal of 11615501056041 is 14065010551611.

11615501056041 is a `hidden beast` number, since 1 + 1 + 6 + 1 + 5 + 50 + 1 + 0 + 560 + 41 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 8651663359641 + 2963837696400 = 2941371^2 + 1721580^2 .

It is not a de Polignac number, because 11615501056041 - 2² = 11615501056037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11615501055987 and 11615501056005.

It is not an unprimeable number, because it can be changed into a prime (11615501056021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3543036 + ... + 5981981.

It is an arithmetic number, because the mean of its divisors is an integer number (1398172629711).

Almost surely, 2^{11615501056041} is an apocalyptic number.

It is an amenable number.

11615501056041 is a deficient number, since it is larger than the sum of its proper divisors (5162570500491).

11615501056041 is a wasteful number, since it uses less digits than its factorization.

11615501056041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9660520 (or 9660517 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 36.

The spelling of 11615501056041 in words is "eleven trillion, six hundred fifteen billion, five hundred one million, fifty-six thousand, forty-one".