275601555061 has 16 divisors (see below), whose sum is σ = 328731035904. Its totient is φ = 225915490944.

The previous prime is 275601555007. The next prime is 275601555083. The reversal of 275601555061 is 160555106572.

It is a cyclic number.

It is not a de Polignac number, because 275601555061 - 2³⁵ = 241241816693 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 275601554999 and 275601555017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275601555091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 686635 + ... + 1011271.

It is an arithmetic number, because the mean of its divisors is an integer number (20545689744).

Almost surely, 2^275601555061 is an apocalyptic number.

It is an amenable number.

275601555061 is a deficient number, since it is larger than the sum of its proper divisors (53129480843).

275601555061 is a wasteful number, since it uses less digits than its factorization.

275601555061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329940.

The product of its (nonzero) digits is 315000, while the sum is 43.

The spelling of 275601555061 in words is "two hundred seventy-five billion, six hundred one million, five hundred fifty-five thousand, sixty-one".