44461560661 has 12 divisors (see below), whose sum is σ = 52492543968. Its totient is φ = 37541101752.

The previous prime is 44461560629. The next prime is 44461560673. The reversal of 44461560661 is 16606516444.

It is a happy number.

44461560661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 44461560661 - 2⁵ = 44461560629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44461560601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6768201 + ... + 6774766.

It is an arithmetic number, because the mean of its divisors is an integer number (4374378664).

Almost surely, 2^44461560661 is an apocalyptic number.

It is an amenable number.

44461560661 is a deficient number, since it is larger than the sum of its proper divisors (8030983307).

44461560661 is a wasteful number, since it uses less digits than its factorization.

44461560661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13543048 (or 13543041 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 44461560661 in words is "forty-four billion, four hundred sixty-one million, five hundred sixty thousand, six hundred sixty-one".