61560606036 has 24 divisors (see below), whose sum is σ = 147144864384. Its totient is φ = 20019709120.

The previous prime is 61560606017. The next prime is 61560606049. The reversal of 61560606036 is 63060606516.

It is a junction number, because it is equal to n+sod(n) for n = 61560605985 and 61560606003.

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 7 ways as a sum of consecutive naturals, for example, 62561100 + ... + 62562083.

It is an arithmetic number, because the mean of its divisors is an integer number (6131036016).

Almost surely, 2^61560606036 is an apocalyptic number.

It is an amenable number.

61560606036 is an abundant number, since it is smaller than the sum of its proper divisors (85584258348).

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

61560606036 is a wasteful number, since it uses less digits than its factorization.

61560606036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125123231 (or 125123229 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 39.

The spelling of 61560606036 in words is "sixty-one billion, five hundred sixty million, six hundred six thousand, thirty-six".