34544005661 has 64 divisors (see below), whose sum is σ = 42466291200. Its totient is φ = 27727257600.

The previous prime is 34544005651. The next prime is 34544005679. The reversal of 34544005661 is 16650044543.

34544005661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 34544005661 - 2⁶ = 34544005597 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 (34544005651) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28106795 + ... + 28108023.

It is an arithmetic number, because the mean of its divisors is an integer number (663535800).

Almost surely, 2^34544005661 is an apocalyptic number.

It is an amenable number.

34544005661 is a deficient number, since it is larger than the sum of its proper divisors (7922285539).

34544005661 is a wasteful number, since it uses less digits than its factorization.

34544005661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 34544005661 in words is "thirty-four billion, five hundred forty-four million, five thousand, six hundred sixty-one".