380172817739573 has 2 divisors, whose sum is σ = 380172817739574. Its totient is φ = 380172817739572.

The previous prime is 380172817739503. The next prime is 380172817739587. The reversal of 380172817739573 is 375937718271083.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 237261743309809 + 142911074429764 = 15403303^2 + 11954542^2 .

It is a cyclic number.

It is not a de Polignac number, because 380172817739573 - 2⁴⁴ = 362580631695157 is a prime.

It is a super-2 number, since 2×380172817739573² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 380172817739497 and 380172817739506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (380172817739503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190086408869786 + 190086408869787.

It is an arithmetic number, because the mean of its divisors is an integer number (190086408869787).

Almost surely, 2^{380172817739573} is an apocalyptic number.

It is an amenable number.

380172817739573 is a deficient number, since it is larger than the sum of its proper divisors (1).

380172817739573 is an equidigital number, since it uses as much as digits as its factorization.

380172817739573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373403520, while the sum is 71.

The spelling of 380172817739573 in words is "three hundred eighty trillion, one hundred seventy-two billion, eight hundred seventeen million, seven hundred thirty-nine thousand, five hundred seventy-three".