8000005501001 has 2 divisors, whose sum is σ = 8000005501002. Its totient is φ = 8000005501000.

The previous prime is 8000005500983. The next prime is 8000005501009. The reversal of 8000005501001 is 1001055000008.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7296589488400 + 703416012601 = 2701220^2 + 838699^2 .

It is a cyclic number.

It is not a de Polignac number, because 8000005501001 - 2²⁶ = 7999938392137 is a prime.

It is a super-2 number, since 2×8000005501001² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8000005501009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4000002750500 + 4000002750501.

It is an arithmetic number, because the mean of its divisors is an integer number (4000002750501).

Almost surely, 2^{8000005501001} is an apocalyptic number.

It is an amenable number.

8000005501001 is a deficient number, since it is larger than the sum of its proper divisors (1).

8000005501001 is an equidigital number, since it uses as much as digits as its factorization.

8000005501001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 200, while the sum is 20.

The spelling of 8000005501001 in words is "eight trillion, five million, five hundred one thousand, one".