10509809800988 has 6 divisors (see below), whose sum is σ = 18392167151736. Its totient is φ = 5254904900492.

The previous prime is 10509809800949. The next prime is 10509809801027. The reversal of 10509809800988 is 88900890890501.

10509809800988 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (10509809800949) and next prime (10509809801027).

It is a super-2 number, since 2×10509809800988² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1313726225120 + ... + 1313726225127.

It is an arithmetic number, because the mean of its divisors is an integer number (3065361191956).

Almost surely, 2^{10509809800988} is an apocalyptic number.

It is an amenable number.

10509809800988 is a deficient number, since it is larger than the sum of its proper divisors (7882357350748).

10509809800988 is a wasteful number, since it uses less digits than its factorization.

10509809800988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2627452450251 (or 2627452450249 counting only the distinct ones).

The product of its (nonzero) digits is 14929920, while the sum is 65.

The spelling of 10509809800988 in words is "ten trillion, five hundred nine billion, eight hundred nine million, eight hundred thousand, nine hundred eighty-eight".