10636540225 has 12 divisors (see below), whose sum is σ = 13190596720. Its totient is φ = 8508402000.

The previous prime is 10636540223. The next prime is 10636540241. The reversal of 10636540225 is 52204563601.

It is not a de Polignac number, because 10636540225 - 2¹ = 10636540223 is a prime.

It is a super-2 number, since 2×10636540225² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10636540223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 449746 + ... + 472804.

Almost surely, 2^10636540225 is an apocalyptic number.

It is an amenable number.

10636540225 is a deficient number, since it is larger than the sum of its proper divisors (2554056495).

10636540225 is a wasteful number, since it uses less digits than its factorization.

10636540225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41520 (or 41515 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 10636540225 in words is "ten billion, six hundred thirty-six million, five hundred forty thousand, two hundred twenty-five".