10899012775869 has 16 divisors (see below), whose sum is σ = 16148061068800. Its totient is φ = 7265389553568.

The previous prime is 10899012775853. The next prime is 10899012775873. The reversal of 10899012775869 is 96857721099801.

It is a happy number.

10899012775869 is a `hidden beast` number, since 10 + 8 + 9 + 9 + 0 + 1 + 27 + 7 + 586 + 9 = 666.

It is not a de Polignac number, because 10899012775869 - 2⁴ = 10899012775853 is a prime.

It is a super-2 number, since 2×10899012775869² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10899012775797 and 10899012775806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10899012775879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16870504 + ... + 17504625.

It is an arithmetic number, because the mean of its divisors is an integer number (1009253816800).

Almost surely, 2^{10899012775869} is an apocalyptic number.

It is an amenable number.

10899012775869 is a deficient number, since it is larger than the sum of its proper divisors (5249048292931).

10899012775869 is a wasteful number, since it uses less digits than its factorization.

10899012775869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34386881 (or 34386875 counting only the distinct ones).

The product of its (nonzero) digits is 137168640, while the sum is 72.

The spelling of 10899012775869 in words is "ten trillion, eight hundred ninety-nine billion, twelve million, seven hundred seventy-five thousand, eight hundred sixty-nine".