11663373652 has 48 divisors (see below), whose sum is σ = 23647697920. Its totient is φ = 4930232832.

The previous prime is 11663373643. The next prime is 11663373679. The reversal of 11663373652 is 25637336611.

It is a junction number, because it is equal to n+sod(n) for n = 11663373599 and 11663373608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 672028 + ... + 689164.

Almost surely, 2^11663373652 is an apocalyptic number.

It is an amenable number.

11663373652 is an abundant number, since it is smaller than the sum of its proper divisors (11984324268).

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

11663373652 is a wasteful number, since it uses less digits than its factorization.

11663373652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17480 (or 17478 counting only the distinct ones).

The product of its digits is 408240, while the sum is 43.

The spelling of 11663373652 in words is "eleven billion, six hundred sixty-three million, three hundred seventy-three thousand, six hundred fifty-two".