61444471943304 has 96 divisors (see below), whose sum is σ = 166683289794840. Its totient is φ = 20448122112000.

The previous prime is 61444471943233. The next prime is 61444471943389. The reversal of 61444471943304 is 40334917444416.

61444471943304 is a `hidden beast` number, since 6 + 1 + 4 + 4 + 447 + 194 + 3 + 3 + 0 + 4 = 666.

61444471943304 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 57595804856100 + 3848667087204 = 7589190^2 + 1961802^2 .

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 23 ways as a sum of consecutive naturals, for example, 434777454 + ... + 434918754.

Almost surely, 2^{61444471943304} is an apocalyptic number.

It is an amenable number.

61444471943304 is an abundant number, since it is smaller than the sum of its proper divisors (105238817851536).

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

61444471943304 is a wasteful number, since it uses less digits than its factorization.

61444471943304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151111 (or 151104 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 54.

The spelling of 61444471943304 in words is "sixty-one trillion, four hundred forty-four billion, four hundred seventy-one million, nine hundred forty-three thousand, three hundred four".