11623669660 has 12 divisors (see below), whose sum is σ = 24409706328. Its totient is φ = 4649467856.

The previous prime is 11623669579. The next prime is 11623669703. The reversal of 11623669660 is 6696632611.

It is a self number, because there is not a number n which added to its sum of digits gives 11623669660.

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 3 ways as a sum of consecutive naturals, for example, 290591722 + ... + 290591761.

It is an arithmetic number, because the mean of its divisors is an integer number (2034142194).

Almost surely, 2^11623669660 is an apocalyptic number.

11623669660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11623669660 is an abundant number, since it is smaller than the sum of its proper divisors (12786036668).

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

11623669660 is a wasteful number, since it uses less digits than its factorization.

11623669660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581183492 (or 581183490 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 46.

The spelling of 11623669660 in words is "eleven billion, six hundred twenty-three million, six hundred sixty-nine thousand, six hundred sixty".