10500605988 has 12 divisors (see below), whose sum is σ = 24501414000. Its totient is φ = 3500201992.

The previous prime is 10500605953. The next prime is 10500606029. The reversal of 10500605988 is 88950600501.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×10500605988² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 437525238 + ... + 437525261.

It is an arithmetic number, because the mean of its divisors is an integer number (2041784500).

Almost surely, 2^10500605988 is an apocalyptic number.

It is an amenable number.

10500605988 is an abundant number, since it is smaller than the sum of its proper divisors (14000808012).

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

10500605988 is a wasteful number, since it uses less digits than its factorization.

10500605988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875050506 (or 875050504 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 42.

The spelling of 10500605988 in words is "ten billion, five hundred million, six hundred five thousand, nine hundred eighty-eight".