2670954218729 has 2 divisors, whose sum is σ = 2670954218730. Its totient is φ = 2670954218728.

The previous prime is 2670954218689. The next prime is 2670954218741. The reversal of 2670954218729 is 9278124590762.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1829735066329 + 841219152400 = 1352677^2 + 917180^2 .

It is a cyclic number.

It is not a de Polignac number, because 2670954218729 - 2³⁶ = 2602234741993 is a prime.

It is not a weakly prime, because it can be changed into another prime (2670954218749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1335477109364 + 1335477109365.

It is an arithmetic number, because the mean of its divisors is an integer number (1335477109365).

Almost surely, 2^{2670954218729} is an apocalyptic number.

It is an amenable number.

2670954218729 is a deficient number, since it is larger than the sum of its proper divisors (1).

2670954218729 is an equidigital number, since it uses as much as digits as its factorization.

2670954218729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30481920, while the sum is 62.

The spelling of 2670954218729 in words is "two trillion, six hundred seventy billion, nine hundred fifty-four million, two hundred eighteen thousand, seven hundred twenty-nine".