7340665052891 has 8 divisors (see below), whose sum is σ = 7386944058000. Its totient is φ = 7294512321792.

The previous prime is 7340665052881. The next prime is 7340665052933. The reversal of 7340665052891 is 1982505660437.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7340665052891 - 2⁶ = 7340665052827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7340665052881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31451870 + ... + 31684403.

It is an arithmetic number, because the mean of its divisors is an integer number (923368007250).

It is a 1-persistent number, because it is pandigital, but 2⋅7340665052891 = 14681330105782 is not.

Almost surely, 2^{7340665052891} is an apocalyptic number.

7340665052891 is a deficient number, since it is larger than the sum of its proper divisors (46279005109).

7340665052891 is a wasteful number, since it uses less digits than its factorization.

7340665052891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63137005.

The product of its (nonzero) digits is 10886400, while the sum is 56.

The spelling of 7340665052891 in words is "seven trillion, three hundred forty billion, six hundred sixty-five million, fifty-two thousand, eight hundred ninety-one".