2170338687029 has 2 divisors, whose sum is σ = 2170338687030. Its totient is φ = 2170338687028.

The previous prime is 2170338686969. The next prime is 2170338687037. The reversal of 2170338687029 is 9207868330712.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2170324132804 + 14554225 = 1473202^2 + 3815^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2170338687029 is a prime.

It is a super-2 number, since 2×2170338687029² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2170338687229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1085169343514 + 1085169343515.

It is an arithmetic number, because the mean of its divisors is an integer number (1085169343515).

Almost surely, 2^{2170338687029} is an apocalyptic number.

It is an amenable number.

2170338687029 is a deficient number, since it is larger than the sum of its proper divisors (1).

2170338687029 is an equidigital number, since it uses as much as digits as its factorization.

2170338687029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6096384, while the sum is 56.

The spelling of 2170338687029 in words is "two trillion, one hundred seventy billion, three hundred thirty-eight million, six hundred eighty-seven thousand, twenty-nine".