11603486616 has 32 divisors (see below), whose sum is σ = 29029926960. Its totient is φ = 3865000832.

The previous prime is 11603486603. The next prime is 11603486659. The reversal of 11603486616 is 61668430611.

It is a happy number.

It is a super-2 number, since 2×11603486616² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143115 + ... + 209018.

Almost surely, 2^11603486616 is an apocalyptic number.

It is an amenable number.

11603486616 is an abundant number, since it is smaller than the sum of its proper divisors (17426440344).

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

11603486616 is a wasteful number, since it uses less digits than its factorization.

11603486616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353515 (or 353511 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The spelling of 11603486616 in words is "eleven billion, six hundred three million, four hundred eighty-six thousand, six hundred sixteen".