10505358712 has 32 divisors (see below), whose sum is σ = 19862046720. Its totient is φ = 5208933600.

The previous prime is 10505358707. The next prime is 10505358739. The reversal of 10505358712 is 21785350501.

It is a happy number.

It is a super-2 number, since 2×10505358712² (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 in 7 ways as a sum of consecutive naturals, for example, 726093 + ... + 740419.

It is an arithmetic number, because the mean of its divisors is an integer number (620688960).

Almost surely, 2^10505358712 is an apocalyptic number.

It is an amenable number.

10505358712 is a deficient number, since it is larger than the sum of its proper divisors (9356688008).

10505358712 is a wasteful number, since it uses less digits than its factorization.

10505358712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15091 (or 15087 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 37.

The spelling of 10505358712 in words is "ten billion, five hundred five million, three hundred fifty-eight thousand, seven hundred twelve".