887940552366601 has 2 divisors, whose sum is σ = 887940552366602. Its totient is φ = 887940552366600.

The previous prime is 887940552366587. The next prime is 887940552366619. The reversal of 887940552366601 is 106663255049788.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 573617828102400 + 314322724264201 = 23950320^2 + 17729149^2 .

It is a cyclic number.

It is not a de Polignac number, because 887940552366601 - 2⁷ = 887940552366473 is a prime.

It is not a weakly prime, because it can be changed into another prime (887940552360601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 443970276183300 + 443970276183301.

It is an arithmetic number, because the mean of its divisors is an integer number (443970276183301).

It is a 1-persistent number, because it is pandigital, but 2⋅887940552366601 = 1775881104733202 is not.

Almost surely, 2^{887940552366601} is an apocalyptic number.

It is an amenable number.

887940552366601 is a deficient number, since it is larger than the sum of its proper divisors (1).

887940552366601 is an equidigital number, since it uses as much as digits as its factorization.

887940552366601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 522547200, while the sum is 70.

The spelling of 887940552366601 in words is "eight hundred eighty-seven trillion, nine hundred forty billion, five hundred fifty-two million, three hundred sixty-six thousand, six hundred one".