10503205552 has 20 divisors (see below), whose sum is σ = 23257098256. Its totient is φ = 4501373760.

The previous prime is 10503205541. The next prime is 10503205561. The reversal of 10503205552 is 25550230501.

It is a super-2 number, since 2×10503205552² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 10503205552.

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 3 ways as a sum of consecutive naturals, for example, 46889199 + ... + 46889422.

Almost surely, 2^10503205552 is an apocalyptic number.

It is an amenable number.

10503205552 is an abundant number, since it is smaller than the sum of its proper divisors (12753892704).

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

10503205552 is an equidigital number, since it uses as much as digits as its factorization.

10503205552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93778636 (or 93778630 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 28.

The spelling of 10503205552 in words is "ten billion, five hundred three million, two hundred five thousand, five hundred fifty-two".