38400120634259 has 2 divisors, whose sum is σ = 38400120634260. Its totient is φ = 38400120634258.

The previous prime is 38400120634181. The next prime is 38400120634339. The reversal of 38400120634259 is 95243602100483.

It is a weak prime.

It is an emirp because it is prime and its reverse (95243602100483) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38400120634259 is a prime.

It is not a weakly prime, because it can be changed into another prime (38400120634859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19200060317129 + 19200060317130.

It is an arithmetic number, because the mean of its divisors is an integer number (19200060317130).

Almost surely, 2^{38400120634259} is an apocalyptic number.

38400120634259 is a deficient number, since it is larger than the sum of its proper divisors (1).

38400120634259 is an equidigital number, since it uses as much as digits as its factorization.

38400120634259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The spelling of 38400120634259 in words is "thirty-eight trillion, four hundred billion, one hundred twenty million, six hundred thirty-four thousand, two hundred fifty-nine".