2891151063345 has 16 divisors (see below), whose sum is σ = 4627458631872. Its totient is φ = 1541408256960.

The previous prime is 2891151063343. The next prime is 2891151063347. The reversal of 2891151063345 is 5433601511982.

It is an interprime number because it is at equal distance from previous prime (2891151063343) and next prime (2891151063347).

It is not a de Polignac number, because 2891151063345 - 2¹ = 2891151063343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2891151063294 and 2891151063303.

It is not an unprimeable number, because it can be changed into a prime (2891151063343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33641707 + ... + 33727536.

It is an arithmetic number, because the mean of its divisors is an integer number (289216164492).

Almost surely, 2^{2891151063345} is an apocalyptic number.

It is an amenable number.

2891151063345 is a deficient number, since it is larger than the sum of its proper divisors (1736307568527).

2891151063345 is a wasteful number, since it uses less digits than its factorization.

2891151063345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67372112.

The product of its (nonzero) digits is 777600, while the sum is 48.

The spelling of 2891151063345 in words is "two trillion, eight hundred ninety-one billion, one hundred fifty-one million, sixty-three thousand, three hundred forty-five".