11497726984 has 8 divisors (see below), whose sum is σ = 21558238110. Its totient is φ = 5748863488.

The previous prime is 11497726969. The next prime is 11497727009. The reversal of 11497726984 is 48962779411.

It can be written as a sum of positive squares in only one way, i.e., 10419918084 + 1077808900 = 102078^2 + 32830^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 718607929 + ... + 718607944.

Almost surely, 2^11497726984 is an apocalyptic number.

It is an amenable number.

11497726984 is a deficient number, since it is larger than the sum of its proper divisors (10060511126).

11497726984 is a wasteful number, since it uses less digits than its factorization.

11497726984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1437215879 (or 1437215875 counting only the distinct ones).

The product of its digits is 6096384, while the sum is 58.

The spelling of 11497726984 in words is "eleven billion, four hundred ninety-seven million, seven hundred twenty-six thousand, nine hundred eighty-four".