11351442664 has 32 divisors (see below), whose sum is σ = 21723609600. Its totient is φ = 5559261120.

The previous prime is 11351442659. The next prime is 11351442673. The reversal of 11351442664 is 46624415311.

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, 67969 + ... + 165295.

It is an arithmetic number, because the mean of its divisors is an integer number (678862800).

Almost surely, 2^11351442664 is an apocalyptic number.

It is an amenable number.

11351442664 is a deficient number, since it is larger than the sum of its proper divisors (10372166936).

11351442664 is a wasteful number, since it uses less digits than its factorization.

11351442664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97633 (or 97629 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

Adding to 11351442664 its reverse (46624415311), we get a palindrome (57975857975).

The spelling of 11351442664 in words is "eleven billion, three hundred fifty-one million, four hundred forty-two thousand, six hundred sixty-four".