11663062516 has 72 divisors (see below), whose sum is σ = 24404946720. Its totient is φ = 4860088128.

The previous prime is 11663062493. The next prime is 11663062561. The reversal of 11663062516 is 61526036611.

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 23 ways as a sum of consecutive naturals, for example, 1926991 + ... + 1933033.

Almost surely, 2^11663062516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11663062516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12202473360).

11663062516 is an abundant number, since it is smaller than the sum of its proper divisors (12741884204).

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

11663062516 is a wasteful number, since it uses less digits than its factorization.

11663062516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6333 (or 6324 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 11663062516 in words is "eleven billion, six hundred sixty-three million, sixty-two thousand, five hundred sixteen".