10515140668 has 12 divisors (see below), whose sum is σ = 18406752952. Its totient is φ = 5256068400.

The previous prime is 10515140663. The next prime is 10515140677. The reversal of 10515140668 is 86604151501.

It is a super-2 number, since 2×10515140668² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10515140663) by changing a digit.

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, 359658 + ... + 387793.

Almost surely, 2^10515140668 is an apocalyptic number.

It is an amenable number.

10515140668 is a deficient number, since it is larger than the sum of its proper divisors (7891612284).

10515140668 is a wasteful number, since it uses less digits than its factorization.

10515140668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750972 (or 750970 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 37.

The spelling of 10515140668 in words is "ten billion, five hundred fifteen million, one hundred forty thousand, six hundred sixty-eight".