10210542505 has 8 divisors (see below), whose sum is σ = 12314848392. Its totient is φ = 8126969088.

The previous prime is 10210542493. The next prime is 10210542527. The reversal of 10210542505 is 50524501201.

It can be written as a sum of positive squares in 4 ways, for example, as 4466115241 + 5744427264 = 66829^2 + 75792^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10210542505 - 2¹⁵ = 10210509737 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10210542505.

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, 5182032 + ... + 5184001.

It is an arithmetic number, because the mean of its divisors is an integer number (1539356049).

Almost surely, 2^10210542505 is an apocalyptic number.

It is an amenable number.

10210542505 is a deficient number, since it is larger than the sum of its proper divisors (2104305887).

10210542505 is a wasteful number, since it uses less digits than its factorization.

10210542505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10366235.

The product of its (nonzero) digits is 2000, while the sum is 25.

The spelling of 10210542505 in words is "ten billion, two hundred ten million, five hundred forty-two thousand, five hundred five".