38202916370989 has 2 divisors, whose sum is σ = 38202916370990. Its totient is φ = 38202916370988.

The previous prime is 38202916370963. The next prime is 38202916371071. The reversal of 38202916370989 is 98907361920283.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31933235902500 + 6269680468489 = 5650950^2 + 2503933^2 .

It is a cyclic number.

It is not a de Polignac number, because 38202916370989 - 2¹⁵ = 38202916338221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38202916370939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19101458185494 + 19101458185495.

It is an arithmetic number, because the mean of its divisors is an integer number (19101458185495).

Almost surely, 2^{38202916370989} is an apocalyptic number.

It is an amenable number.

38202916370989 is a deficient number, since it is larger than the sum of its proper divisors (1).

38202916370989 is an equidigital number, since it uses as much as digits as its factorization.

38202916370989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70543872, while the sum is 67.

The spelling of 38202916370989 in words is "thirty-eight trillion, two hundred two billion, nine hundred sixteen million, three hundred seventy thousand, nine hundred eighty-nine".