11512513620164 has 12 divisors (see below), whose sum is σ = 20146972249488. Its totient is φ = 5756235834600.

The previous prime is 11512513620107. The next prime is 11512513620173. The reversal of 11512513620164 is 46102631521511.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3974822 + ... + 6230909.

It is an arithmetic number, because the mean of its divisors is an integer number (1678914354124).

Almost surely, 2^{11512513620164} is an apocalyptic number.

It is an amenable number.

11512513620164 is a deficient number, since it is larger than the sum of its proper divisors (8634458629324).

11512513620164 is a wasteful number, since it uses less digits than its factorization.

11512513620164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10487746 (or 10487744 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 38.

The spelling of 11512513620164 in words is "eleven trillion, five hundred twelve billion, five hundred thirteen million, six hundred twenty thousand, one hundred sixty-four".