38387525811307 has 2 divisors, whose sum is σ = 38387525811308. Its totient is φ = 38387525811306.

The previous prime is 38387525811269. The next prime is 38387525811377. The reversal of 38387525811307 is 70311852578383.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38387525811307 - 2¹⁹ = 38387525287019 is a prime.

It is a super-2 number, since 2×38387525811307² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (38387525811377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19193762905653 + 19193762905654.

It is an arithmetic number, because the mean of its divisors is an integer number (19193762905654).

Almost surely, 2^{38387525811307} is an apocalyptic number.

38387525811307 is a deficient number, since it is larger than the sum of its proper divisors (1).

38387525811307 is an equidigital number, since it uses as much as digits as its factorization.

38387525811307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33868800, while the sum is 61.

The spelling of 38387525811307 in words is "thirty-eight trillion, three hundred eighty-seven billion, five hundred twenty-five million, eight hundred eleven thousand, three hundred seven".