38983897629 has 48 divisors (see below), whose sum is σ = 57952560640. Its totient is φ = 25243384320.

The previous prime is 38983897621. The next prime is 38983897643. The reversal of 38983897629 is 92679838983.

38983897629 is a `hidden beast` number, since 389 + 83 + 89 + 76 + 29 = 666.

It is not a de Polignac number, because 38983897629 - 2³ = 38983897621 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38983897621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26180517 + ... + 26182005.

Almost surely, 2^38983897629 is an apocalyptic number.

It is an amenable number.

38983897629 is a deficient number, since it is larger than the sum of its proper divisors (18968663011).

38983897629 is a wasteful number, since it uses less digits than its factorization.

38983897629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2122 (or 2119 counting only the distinct ones).

The product of its digits is 282175488, while the sum is 72.

The spelling of 38983897629 in words is "thirty-eight billion, nine hundred eighty-three million, eight hundred ninety-seven thousand, six hundred twenty-nine".