38714631464477 has 2 divisors, whose sum is σ = 38714631464478. Its totient is φ = 38714631464476.

The previous prime is 38714631464473. The next prime is 38714631464501. The reversal of 38714631464477 is 77446413641783.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32079751882201 + 6634879582276 = 5663899^2 + 2575826^2 .

It is a cyclic number.

It is not a de Polignac number, because 38714631464477 - 2² = 38714631464473 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38714631464473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19357315732238 + 19357315732239.

It is an arithmetic number, because the mean of its divisors is an integer number (19357315732239).

Almost surely, 2^{38714631464477} is an apocalyptic number.

It is an amenable number.

38714631464477 is a deficient number, since it is larger than the sum of its proper divisors (1).

38714631464477 is an equidigital number, since it uses as much as digits as its factorization.

38714631464477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 227598336, while the sum is 65.

The spelling of 38714631464477 in words is "thirty-eight trillion, seven hundred fourteen billion, six hundred thirty-one million, four hundred sixty-four thousand, four hundred seventy-seven".