2971066878485 has 4 divisors (see below), whose sum is σ = 3565280254188. Its totient is φ = 2376853502784.

The previous prime is 2971066878463. The next prime is 2971066878671. The reversal of 2971066878485 is 5848786601792.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 430202186404 + 2540864692081 = 655898^2 + 1594009^2 .

It is a cyclic number.

It is not a de Polignac number, because 2971066878485 - 2¹² = 2971066874389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 297106687844 + ... + 297106687853.

It is an arithmetic number, because the mean of its divisors is an integer number (891320063547).

Almost surely, 2^{2971066878485} is an apocalyptic number.

It is an amenable number.

2971066878485 is a deficient number, since it is larger than the sum of its proper divisors (594213375703).

2971066878485 is an equidigital number, since it uses as much as digits as its factorization.

2971066878485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594213375702.

The product of its (nonzero) digits is 325140480, while the sum is 71.

The spelling of 2971066878485 in words is "two trillion, nine hundred seventy-one billion, sixty-six million, eight hundred seventy-eight thousand, four hundred eighty-five".