38745055590149 has 2 divisors, whose sum is σ = 38745055590150. Its totient is φ = 38745055590148.

The previous prime is 38745055590127. The next prime is 38745055590193. The reversal of 38745055590149 is 94109555054783.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37761725533249 + 983330056900 = 6145057^2 + 991630^2 .

It is a cyclic number.

It is not a de Polignac number, because 38745055590149 - 2⁸ = 38745055589893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38745055592149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19372527795074 + 19372527795075.

It is an arithmetic number, because the mean of its divisors is an integer number (19372527795075).

Almost surely, 2^{38745055590149} is an apocalyptic number.

It is an amenable number.

38745055590149 is a deficient number, since it is larger than the sum of its proper divisors (1).

38745055590149 is an equidigital number, since it uses as much as digits as its factorization.

38745055590149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080000, while the sum is 65.

The spelling of 38745055590149 in words is "thirty-eight trillion, seven hundred forty-five billion, fifty-five million, five hundred ninety thousand, one hundred forty-nine".