11151632061664 has 24 divisors (see below), whose sum is σ = 21955771656000. Its totient is φ = 5575563069696.

The previous prime is 11151632061641. The next prime is 11151632061727. The reversal of 11151632061664 is 46616023615111.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11151632061664.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7187664 + ... + 8600335.

It is an arithmetic number, because the mean of its divisors is an integer number (914823819000).

Almost surely, 2^{11151632061664} is an apocalyptic number.

It is an amenable number.

11151632061664 is a deficient number, since it is larger than the sum of its proper divisors (10804139594336).

11151632061664 is a wasteful number, since it uses less digits than its factorization.

11151632061664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15810082 (or 15810074 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 43.

Adding to 11151632061664 its reverse (46616023615111), we get a palindrome (57767655676775).

The spelling of 11151632061664 in words is "eleven trillion, one hundred fifty-one billion, six hundred thirty-two million, sixty-one thousand, six hundred sixty-four".