7708621482013 has 4 divisors (see below), whose sum is σ = 7795235206620. Its totient is φ = 7622007757408.

The previous prime is 7708621481999. The next prime is 7708621482019. The reversal of 7708621482013 is 3102841268077.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3995053530169 + 3713567951844 = 1998763^2 + 1927062^2 .

It is a cyclic number.

It is not a de Polignac number, because 7708621482013 - 2³³ = 7700031547421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7708621482019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43306862170 + ... + 43306862347.

It is an arithmetic number, because the mean of its divisors is an integer number (1948808801655).

Almost surely, 2^{7708621482013} is an apocalyptic number.

It is an amenable number.

7708621482013 is a deficient number, since it is larger than the sum of its proper divisors (86613724607).

7708621482013 is an equidigital number, since it uses as much as digits as its factorization.

7708621482013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86613724606.

The product of its (nonzero) digits is 903168, while the sum is 49.

The spelling of 7708621482013 in words is "seven trillion, seven hundred eight billion, six hundred twenty-one million, four hundred eighty-two thousand, thirteen".