881680382501 has 2 divisors, whose sum is σ = 881680382502. Its totient is φ = 881680382500.

The previous prime is 881680382489. The next prime is 881680382579. The reversal of 881680382501 is 105283086188.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 828227404900 + 53452977601 = 910070^2 + 231199^2 .

It is a cyclic number.

It is not a de Polignac number, because 881680382501 - 2¹⁴ = 881680366117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 881680382501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (881680382591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440840191250 + 440840191251.

It is an arithmetic number, because the mean of its divisors is an integer number (440840191251).

Almost surely, 2^881680382501 is an apocalyptic number.

It is an amenable number.

881680382501 is a deficient number, since it is larger than the sum of its proper divisors (1).

881680382501 is an equidigital number, since it uses as much as digits as its factorization.

881680382501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 737280, while the sum is 50.

The spelling of 881680382501 in words is "eight hundred eighty-one billion, six hundred eighty million, three hundred eighty-two thousand, five hundred one".