38432715241561 has 2 divisors, whose sum is σ = 38432715241562. Its totient is φ = 38432715241560.

The previous prime is 38432715241559. The next prime is 38432715241603. The reversal of 38432715241561 is 16514251723483.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37393653051225 + 1039062190336 = 6115035^2 + 1019344^2 .

It is a cyclic number.

It is not a de Polignac number, because 38432715241561 - 2¹ = 38432715241559 is a prime.

It is a super-3 number, since 3×38432715241561³ (a number of 42 digits) contains 333 as substring.

Together with 38432715241559, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 38432715241499 and 38432715241508.

It is not a weakly prime, because it can be changed into another prime (38432715241861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19216357620780 + 19216357620781.

It is an arithmetic number, because the mean of its divisors is an integer number (19216357620781).

Almost surely, 2^{38432715241561} is an apocalyptic number.

It is an amenable number.

38432715241561 is a deficient number, since it is larger than the sum of its proper divisors (1).

38432715241561 is an equidigital number, since it uses as much as digits as its factorization.

38432715241561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4838400, while the sum is 52.

The spelling of 38432715241561 in words is "thirty-eight trillion, four hundred thirty-two billion, seven hundred fifteen million, two hundred forty-one thousand, five hundred sixty-one".