38406827383487 has 2 divisors, whose sum is σ = 38406827383488. Its totient is φ = 38406827383486.

The previous prime is 38406827383481. The next prime is 38406827383493. The reversal of 38406827383487 is 78438372860483.

It is a balanced prime because it is at equal distance from previous prime (38406827383481) and next prime (38406827383493).

It is a cyclic number.

It is not a de Polignac number, because 38406827383487 - 2⁸ = 38406827383231 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 38406827383487.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38406827383481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19203413691743 + 19203413691744.

It is an arithmetic number, because the mean of its divisors is an integer number (19203413691744).

Almost surely, 2^{38406827383487} is an apocalyptic number.

38406827383487 is a deficient number, since it is larger than the sum of its proper divisors (1).

38406827383487 is an equidigital number, since it uses as much as digits as its factorization.

38406827383487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1040449536, while the sum is 71.

The spelling of 38406827383487 in words is "thirty-eight trillion, four hundred six billion, eight hundred twenty-seven million, three hundred eighty-three thousand, four hundred eighty-seven".