11512636044054 has 16 divisors (see below), whose sum is σ = 23025576000000. Its totient is φ = 3837494696040.

The previous prime is 11512636044001. The next prime is 11512636044073. The reversal of 11512636044054 is 45044063621511.

It is a junction number, because it is equal to n+sod(n) for n = 11512636043997 and 11512636044015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12169054 + ... + 13080945.

It is an arithmetic number, because the mean of its divisors is an integer number (1439098500000).

Almost surely, 2^{11512636044054} is an apocalyptic number.

11512636044054 is an abundant number, since it is smaller than the sum of its proper divisors (11512939955946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11512636044054 is a wasteful number, since it uses less digits than its factorization.

11512636044054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25325995.

The product of its (nonzero) digits is 345600, while the sum is 42.

Adding to 11512636044054 its reverse (45044063621511), we get a palindrome (56556699665565).

The spelling of 11512636044054 in words is "eleven trillion, five hundred twelve billion, six hundred thirty-six million, forty-four thousand, fifty-four".