36611226725 has 12 divisors (see below), whose sum is σ = 45401307300. Its totient is φ = 29286796800.

The previous prime is 36611226689. The next prime is 36611226731. The reversal of 36611226725 is 52762211663.

It can be written as a sum of positive squares in 6 ways, for example, as 5153947681 + 31457279044 = 71791^2 + 177362^2 .

It is not a de Polignac number, because 36611226725 - 2²² = 36607032421 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 344435 + ... + 438015.

It is an arithmetic number, because the mean of its divisors is an integer number (3783442275).

Almost surely, 2^36611226725 is an apocalyptic number.

It is an amenable number.

36611226725 is a deficient number, since it is larger than the sum of its proper divisors (8790080575).

36611226725 is a wasteful number, since it uses less digits than its factorization.

36611226725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109240 (or 109235 counting only the distinct ones).

The product of its digits is 181440, while the sum is 41.

The spelling of 36611226725 in words is "thirty-six billion, six hundred eleven million, two hundred twenty-six thousand, seven hundred twenty-five".