38719741466761 has 2 divisors, whose sum is σ = 38719741466762. Its totient is φ = 38719741466760.

The previous prime is 38719741466753. The next prime is 38719741466801. The reversal of 38719741466761 is 16766414791783.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28914075506761 + 9805665960000 = 5377181^2 + 3131400^2 .

It is a cyclic number.

It is not a de Polignac number, because 38719741466761 - 2³ = 38719741466753 is a prime.

It is a super-2 number, since 2×38719741466761² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (38719741466701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19359870733380 + 19359870733381.

It is an arithmetic number, because the mean of its divisors is an integer number (19359870733381).

Almost surely, 2^{38719741466761} is an apocalyptic number.

It is an amenable number.

38719741466761 is a deficient number, since it is larger than the sum of its proper divisors (1).

38719741466761 is an equidigital number, since it uses as much as digits as its factorization.

38719741466761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 256048128, while the sum is 70.

The spelling of 38719741466761 in words is "thirty-eight trillion, seven hundred nineteen billion, seven hundred forty-one million, four hundred sixty-six thousand, seven hundred sixty-one".