3838516148531 has 2 divisors, whose sum is σ = 3838516148532. Its totient is φ = 3838516148530.

The previous prime is 3838516148527. The next prime is 3838516148539. The reversal of 3838516148531 is 1358416158383.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3838516148531 - 2² = 3838516148527 is a prime.

It is a super-2 number, since 2×3838516148531² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3838516148539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1919258074265 + 1919258074266.

It is an arithmetic number, because the mean of its divisors is an integer number (1919258074266).

Almost surely, 2^{3838516148531} is an apocalyptic number.

3838516148531 is a deficient number, since it is larger than the sum of its proper divisors (1).

3838516148531 is an equidigital number, since it uses as much as digits as its factorization.

3838516148531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8294400, while the sum is 56.

The spelling of 3838516148531 in words is "three trillion, eight hundred thirty-eight billion, five hundred sixteen million, one hundred forty-eight thousand, five hundred thirty-one".