10500556002500 has 30 divisors (see below), whose sum is σ = 22962615871734. Its totient is φ = 4200222400000.

The previous prime is 10500556002439. The next prime is 10500556002539. The reversal of 10500556002500 is 520065500501.

It can be written as a sum of positive squares in 5 ways, for example, as 1298906972416 + 9201649030084 = 1139696^2 + 3033422^2 .

It is a super-2 number, since 2×10500556002500² (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 9 ways as a sum of consecutive naturals, for example, 2100108701 + ... + 2100113700.

Almost surely, 2^{10500556002500} is an apocalyptic number.

10500556002500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10500556002500 is an abundant number, since it is smaller than the sum of its proper divisors (12462059869234).

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

10500556002500 is an equidigital number, since it uses as much as digits as its factorization.

10500556002500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4200222425 (or 4200222408 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 29.

The spelling of 10500556002500 in words is "ten trillion, five hundred billion, five hundred fifty-six million, two thousand, five hundred".