38701668503 has 2 divisors, whose sum is σ = 38701668504. Its totient is φ = 38701668502.

The previous prime is 38701668457. The next prime is 38701668521. The reversal of 38701668503 is 30586610783.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38701668503 is a prime.

It is a super-2 number, since 2×38701668503² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38701668583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19350834251 + 19350834252.

It is an arithmetic number, because the mean of its divisors is an integer number (19350834252).

Almost surely, 2^38701668503 is an apocalyptic number.

38701668503 is a deficient number, since it is larger than the sum of its proper divisors (1).

38701668503 is an equidigital number, since it uses as much as digits as its factorization.

38701668503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 47.

The spelling of 38701668503 in words is "thirty-eight billion, seven hundred one million, six hundred sixty-eight thousand, five hundred three".