10505506136 has 8 divisors (see below), whose sum is σ = 19697824020. Its totient is φ = 5252753064.

The previous prime is 10505506111. The next prime is 10505506147. The reversal of 10505506136 is 63160550501.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×10505506136² (a number of 21 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, 656594126 + ... + 656594141.

Almost surely, 2^10505506136 is an apocalyptic number.

It is an amenable number.

10505506136 is a deficient number, since it is larger than the sum of its proper divisors (9192317884).

10505506136 is a wasteful number, since it uses less digits than its factorization.

10505506136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313188273 (or 1313188269 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 32.

The spelling of 10505506136 in words is "ten billion, five hundred five million, five hundred six thousand, one hundred thirty-six".