3502085725613 has 2 divisors, whose sum is σ = 3502085725614. Its totient is φ = 3502085725612.

The previous prime is 3502085725531. The next prime is 3502085725657. The reversal of 3502085725613 is 3165275802053.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2243051373124 + 1259034352489 = 1497682^2 + 1122067^2 .

It is an emirp because it is prime and its reverse (3165275802053) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3502085725613 - 2²² = 3502081531309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3502085728613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1751042862806 + 1751042862807.

It is an arithmetic number, because the mean of its divisors is an integer number (1751042862807).

Almost surely, 2^{3502085725613} is an apocalyptic number.

It is an amenable number.

3502085725613 is a deficient number, since it is larger than the sum of its proper divisors (1).

3502085725613 is an equidigital number, since it uses as much as digits as its factorization.

3502085725613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512000, while the sum is 47.

The spelling of 3502085725613 in words is "three trillion, five hundred two billion, eighty-five million, seven hundred twenty-five thousand, six hundred thirteen".