61135112104 has 32 divisors (see below), whose sum is σ = 125064064800. Its totient is φ = 27785360320.

The previous prime is 61135112089. The next prime is 61135112117. The reversal of 61135112104 is 40121153116.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 791994 + ... + 865750.

It is an arithmetic number, because the mean of its divisors is an integer number (3908252025).

Almost surely, 2^61135112104 is an apocalyptic number.

It is an amenable number.

61135112104 is an abundant number, since it is smaller than the sum of its proper divisors (63928952696).

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

61135112104 is a wasteful number, since it uses less digits than its factorization.

61135112104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83193 (or 83189 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 25.

The spelling of 61135112104 in words is "sixty-one billion, one hundred thirty-five million, one hundred twelve thousand, one hundred four".