61106586025 has 6 divisors (see below), whose sum is σ = 75772166702. Its totient is φ = 48885268800.

The previous prime is 61106586019. The next prime is 61106586083. The reversal of 61106586025 is 52068560116.

It can be written as a sum of positive squares in 3 ways, for example, as 46199209 + 61060386816 = 6797^2 + 247104^2 .

It is not a de Polignac number, because 61106586025 - 2⁹ = 61106585513 is a prime.

It is a Duffinian 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 5 ways as a sum of consecutive naturals, for example, 1222131696 + ... + 1222131745.

Almost surely, 2^61106586025 is an apocalyptic number.

It is an amenable number.

61106586025 is a deficient number, since it is larger than the sum of its proper divisors (14665580677).

61106586025 is a wasteful number, since it uses less digits than its factorization.

61106586025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2444263451 (or 2444263446 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 40.

The spelling of 61106586025 in words is "sixty-one billion, one hundred six million, five hundred eighty-six thousand, twenty-five".