61044506105 has 8 divisors (see below), whose sum is σ = 79912808064. Its totient is φ = 44396004400.

The previous prime is 61044506087. The next prime is 61044506137. The reversal of 61044506105 is 50160544016.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 61044506105 - 2⁸ = 61044505849 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 554950001 + ... + 554950110.

It is an arithmetic number, because the mean of its divisors is an integer number (9989101008).

Almost surely, 2^61044506105 is an apocalyptic number.

It is an amenable number.

61044506105 is a deficient number, since it is larger than the sum of its proper divisors (18868301959).

61044506105 is a wasteful number, since it uses less digits than its factorization.

61044506105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1109900127.

The product of its (nonzero) digits is 14400, while the sum is 32.

The spelling of 61044506105 in words is "sixty-one billion, forty-four million, five hundred six thousand, one hundred five".