119826260561 has 18 divisors (see below), whose sum is σ = 142807972482. Its totient is φ = 100190170080.

The previous prime is 119826260557. The next prime is 119826260563. The reversal of 119826260561 is 165062628911.

It can be written as a sum of positive squares in only one way, i.e., 73064793025 + 46761467536 = 270305^2 + 216244^2 .

It is not a de Polignac number, because 119826260561 - 2² = 119826260557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119826260563) 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 17 ways as a sum of consecutive naturals, for example, 15511646 + ... + 15519368.

It is an arithmetic number, because the mean of its divisors is an integer number (7933776249).

Almost surely, 2^119826260561 is an apocalyptic number.

It is an amenable number.

119826260561 is a deficient number, since it is larger than the sum of its proper divisors (22981711921).

119826260561 is an frugal number, since it uses more digits than its factorization.

119826260561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15501 (or 7771 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 47.

The spelling of 119826260561 in words is "one hundred nineteen billion, eight hundred twenty-six million, two hundred sixty thousand, five hundred sixty-one".