72561176000011 has 2 divisors, whose sum is σ = 72561176000012. Its totient is φ = 72561176000010.

The previous prime is 72561175999997. The next prime is 72561176000023. The reversal of 72561176000011 is 11000067116527.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72561176000011 - 2³³ = 72552586065419 is a prime.

It is not a weakly prime, because it can be changed into another prime (72561176001011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36280588000005 + 36280588000006.

It is an arithmetic number, because the mean of its divisors is an integer number (36280588000006).

Almost surely, 2^{72561176000011} is an apocalyptic number.

72561176000011 is a deficient number, since it is larger than the sum of its proper divisors (1).

72561176000011 is an equidigital number, since it uses as much as digits as its factorization.

72561176000011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17640, while the sum is 37.

The spelling of 72561176000011 in words is "seventy-two trillion, five hundred sixty-one billion, one hundred seventy-six million, eleven", and thus it is an aban number.