7017485533921 has 8 divisors (see below), whose sum is σ = 7018697685384. Its totient is φ = 7016273510400.

The previous prime is 7017485533913. The next prime is 7017485533969. The reversal of 7017485533921 is 1293355847107.

It can be written as a sum of positive squares in 4 ways, for example, as 196696685025 + 6820788848896 = 443505^2 + 2611664^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7017485533921 - 2³ = 7017485533913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7017485533901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199337121 + ... + 199372321.

It is an arithmetic number, because the mean of its divisors is an integer number (877337210673).

Almost surely, 2^{7017485533921} is an apocalyptic number.

It is an amenable number.

7017485533921 is a deficient number, since it is larger than the sum of its proper divisors (1212151463).

7017485533921 is a wasteful number, since it uses less digits than its factorization.

7017485533921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63971.

The product of its (nonzero) digits is 6350400, while the sum is 55.

The spelling of 7017485533921 in words is "seven trillion, seventeen billion, four hundred eighty-five million, five hundred thirty-three thousand, nine hundred twenty-one".