7715485066001 has 2 divisors, whose sum is σ = 7715485066002. Its totient is φ = 7715485066000.

The previous prime is 7715485065971. The next prime is 7715485066013. The reversal of 7715485066001 is 1006605845177.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5057528721025 + 2657956344976 = 2248895^2 + 1630324^2 .

It is a cyclic number.

It is not a de Polignac number, because 7715485066001 - 2¹⁰ = 7715485064977 is a prime.

It is a super-2 number, since 2×7715485066001² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7715485066901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3857742533000 + 3857742533001.

It is an arithmetic number, because the mean of its divisors is an integer number (3857742533001).

Almost surely, 2^{7715485066001} is an apocalyptic number.

It is an amenable number.

7715485066001 is a deficient number, since it is larger than the sum of its proper divisors (1).

7715485066001 is an equidigital number, since it uses as much as digits as its factorization.

7715485066001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1411200, while the sum is 50.

The spelling of 7715485066001 in words is "seven trillion, seven hundred fifteen billion, four hundred eighty-five million, sixty-six thousand, one".