11515342646241 has 32 divisors (see below), whose sum is σ = 19731778590720. Its totient is φ = 6500916321552.

The previous prime is 11515342646231. The next prime is 11515342646257. The reversal of 11515342646241 is 14264624351511.

11515342646241 is a `hidden beast` number, since 1 + 1 + 5 + 1 + 5 + 342 + 64 + 6 + 241 = 666.

It is not a de Polignac number, because 11515342646241 - 2⁵ = 11515342646209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11515342646221) 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, 367018885 + ... + 367050258.

It is an arithmetic number, because the mean of its divisors is an integer number (616618080960).

Almost surely, 2^{11515342646241} is an apocalyptic number.

It is an amenable number.

11515342646241 is a deficient number, since it is larger than the sum of its proper divisors (8216435944479).

11515342646241 is an equidigital number, since it uses as much as digits as its factorization.

11515342646241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734069242 (or 734069236 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

Adding to 11515342646241 its reverse (14264624351511), we get a palindrome (25779966997752).

The spelling of 11515342646241 in words is "eleven trillion, five hundred fifteen billion, three hundred forty-two million, six hundred forty-six thousand, two hundred forty-one".