10215317504 has 56 divisors (see below), whose sum is σ = 23348003088. Its totient is φ = 4377968640.

The previous prime is 10215317479. The next prime is 10215317509. The reversal of 10215317504 is 40571351201.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10215317509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31727 + ... + 146414.

Almost surely, 2^10215317504 is an apocalyptic number.

10215317504 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

10215317504 is an abundant number, since it is smaller than the sum of its proper divisors (13132685584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10215317504 is an frugal number, since it uses more digits than its factorization.

10215317504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178174 (or 178150 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 29.

Adding to 10215317504 its reverse (40571351201), we get a palindrome (50786668705).

The spelling of 10215317504 in words is "ten billion, two hundred fifteen million, three hundred seventeen thousand, five hundred four".