38099747079389 has 2 divisors, whose sum is σ = 38099747079390. Its totient is φ = 38099747079388.

The previous prime is 38099747079253. The next prime is 38099747079403. The reversal of 38099747079389 is 98397074799083.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37144661108164 + 955085971225 = 6094642^2 + 977285^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38099747079389 is a prime.

It is a super-2 number, since 2×38099747079389² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38099747079089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19049873539694 + 19049873539695.

It is an arithmetic number, because the mean of its divisors is an integer number (19049873539695).

Almost surely, 2^{38099747079389} is an apocalyptic number.

It is an amenable number.

38099747079389 is a deficient number, since it is larger than the sum of its proper divisors (1).

38099747079389 is an equidigital number, since it uses as much as digits as its factorization.

38099747079389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184974592, while the sum is 83.

The spelling of 38099747079389 in words is "thirty-eight trillion, ninety-nine billion, seven hundred forty-seven million, seventy-nine thousand, three hundred eighty-nine".