7382670478657 has 2 divisors, whose sum is σ = 7382670478658. Its totient is φ = 7382670478656.

The previous prime is 7382670478649. The next prime is 7382670478739. The reversal of 7382670478657 is 7568740762837.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5615023116816 + 1767647361841 = 2369604^2 + 1329529^2 .

It is a cyclic number.

It is not a de Polignac number, because 7382670478657 - 2³ = 7382670478649 is a prime.

It is not a weakly prime, because it can be changed into another prime (7382670478457) 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, 3691335239328 + 3691335239329.

It is an arithmetic number, because the mean of its divisors is an integer number (3691335239329).

Almost surely, 2^{7382670478657} is an apocalyptic number.

It is an amenable number.

7382670478657 is a deficient number, since it is larger than the sum of its proper divisors (1).

7382670478657 is an equidigital number, since it uses as much as digits as its factorization.

7382670478657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 663828480, while the sum is 70.

The spelling of 7382670478657 in words is "seven trillion, three hundred eighty-two billion, six hundred seventy million, four hundred seventy-eight thousand, six hundred fifty-seven".