38571791172043 has 2 divisors, whose sum is σ = 38571791172044. Its totient is φ = 38571791172042.

The previous prime is 38571791172029. The next prime is 38571791172133. The reversal of 38571791172043 is 34027119717583.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38571791172043 is a prime.

It is not a weakly prime, because it can be changed into another prime (38571791272043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19285895586021 + 19285895586022.

It is an arithmetic number, because the mean of its divisors is an integer number (19285895586022).

Almost surely, 2^{38571791172043} is an apocalyptic number.

38571791172043 is a deficient number, since it is larger than the sum of its proper divisors (1).

38571791172043 is an equidigital number, since it uses as much as digits as its factorization.

38571791172043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8890560, while the sum is 58.

The spelling of 38571791172043 in words is "thirty-eight trillion, five hundred seventy-one billion, seven hundred ninety-one million, one hundred seventy-two thousand, forty-three".