10515321476 has 24 divisors (see below), whose sum is σ = 20453477184. Its totient is φ = 4689507680.

The previous prime is 10515321469. The next prime is 10515321511. The reversal of 10515321476 is 67412351501.

It is a happy number.

It is a super-2 number, since 2×10515321476² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2252240 + ... + 2256903.

It is an arithmetic number, because the mean of its divisors is an integer number (852228216).

Almost surely, 2^10515321476 is an apocalyptic number.

It is an amenable number.

10515321476 is a deficient number, since it is larger than the sum of its proper divisors (9938155708).

10515321476 is a wasteful number, since it uses less digits than its factorization.

10515321476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4509211 (or 4509209 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 35.

Adding to 10515321476 its reverse (67412351501), we get a palindrome (77927672977).

The spelling of 10515321476 in words is "ten billion, five hundred fifteen million, three hundred twenty-one thousand, four hundred seventy-six".