38687264050313 has 2 divisors, whose sum is σ = 38687264050314. Its totient is φ = 38687264050312.

The previous prime is 38687264050217. The next prime is 38687264050339. The reversal of 38687264050313 is 31305046278683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21026736882064 + 17660527168249 = 4585492^2 + 4202443^2 .

It is a cyclic number.

It is not a de Polignac number, because 38687264050313 - 2²² = 38687259856009 is a prime.

It is not a weakly prime, because it can be changed into another prime (38687264050343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19343632025156 + 19343632025157.

It is an arithmetic number, because the mean of its divisors is an integer number (19343632025157).

Almost surely, 2^{38687264050313} is an apocalyptic number.

It is an amenable number.

38687264050313 is a deficient number, since it is larger than the sum of its proper divisors (1).

38687264050313 is an equidigital number, since it uses as much as digits as its factorization.

38687264050313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17418240, while the sum is 56.

The spelling of 38687264050313 in words is "thirty-eight trillion, six hundred eighty-seven billion, two hundred sixty-four million, fifty thousand, three hundred thirteen".