11237149864 has 8 divisors (see below), whose sum is σ = 21069656010. Its totient is φ = 5618574928.

The previous prime is 11237149849. The next prime is 11237149873. The reversal of 11237149864 is 46894173211.

It can be written as a sum of positive squares in only one way, i.e., 7325648100 + 3911501764 = 85590^2 + 62542^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 702321859 + ... + 702321874.

Almost surely, 2^11237149864 is an apocalyptic number.

It is an amenable number.

11237149864 is a deficient number, since it is larger than the sum of its proper divisors (9832506146).

11237149864 is a wasteful number, since it uses less digits than its factorization.

11237149864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1404643739 (or 1404643735 counting only the distinct ones).

The product of its digits is 290304, while the sum is 46.

The spelling of 11237149864 in words is "eleven billion, two hundred thirty-seven million, one hundred forty-nine thousand, eight hundred sixty-four".