10504240204520 has 64 divisors (see below), whose sum is σ = 23945464512000. Its totient is φ = 4146472931328.

The previous prime is 10504240204501. The next prime is 10504240204537. The reversal of 10504240204520 is 2540204240501.

It is a super-2 number, since 2×10504240204520² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5628104 + ... + 7258376.

It is an arithmetic number, because the mean of its divisors is an integer number (374147883000).

Almost surely, 2^{10504240204520} is an apocalyptic number.

10504240204520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10504240204520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11972732256000).

10504240204520 is an abundant number, since it is smaller than the sum of its proper divisors (13441224307480).

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

10504240204520 is a wasteful number, since it uses less digits than its factorization.

10504240204520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1632402 (or 1632398 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 29.

The spelling of 10504240204520 in words is "ten trillion, five hundred four billion, two hundred forty million, two hundred four thousand, five hundred twenty".