338074715172487 has 2 divisors, whose sum is σ = 338074715172488. Its totient is φ = 338074715172486.

The previous prime is 338074715172451. The next prime is 338074715172527. The reversal of 338074715172487 is 784271517470833.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-338074715172487 is a prime.

It is a super-2 number, since 2×338074715172487² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (338074715172427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169037357586243 + 169037357586244.

It is an arithmetic number, because the mean of its divisors is an integer number (169037357586244).

Almost surely, 2^{338074715172487} is an apocalyptic number.

338074715172487 is a deficient number, since it is larger than the sum of its proper divisors (1).

338074715172487 is an equidigital number, since it uses as much as digits as its factorization.

338074715172487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 221276160, while the sum is 67.

The spelling of 338074715172487 in words is "three hundred thirty-eight trillion, seventy-four billion, seven hundred fifteen million, one hundred seventy-two thousand, four hundred eighty-seven".