3398313820537 has 2 divisors, whose sum is σ = 3398313820538. Its totient is φ = 3398313820536.

The previous prime is 3398313820519. The next prime is 3398313820543. The reversal of 3398313820537 is 7350283138933.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3032017730361 + 366296090176 = 1741269^2 + 605224^2 .

It is a cyclic number.

It is not a de Polignac number, because 3398313820537 - 2¹¹ = 3398313818489 is a prime.

It is not a weakly prime, because it can be changed into another prime (3398313820567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1699156910268 + 1699156910269.

It is an arithmetic number, because the mean of its divisors is an integer number (1699156910269).

Almost surely, 2^{3398313820537} is an apocalyptic number.

It is an amenable number.

3398313820537 is a deficient number, since it is larger than the sum of its proper divisors (1).

3398313820537 is an equidigital number, since it uses as much as digits as its factorization.

3398313820537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9797760, while the sum is 55.

The spelling of 3398313820537 in words is "three trillion, three hundred ninety-eight billion, three hundred thirteen million, eight hundred twenty thousand, five hundred thirty-seven".