2311440001345 has 8 divisors (see below), whose sum is σ = 2807146411776. Its totient is φ = 1826873060976.

The previous prime is 2311440001291. The next prime is 2311440001543. The reversal of 2311440001345 is 5431000441132.

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 2311440001345 - 2²⁷ = 2311305783617 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2784867057 + ... + 2784867886.

It is an arithmetic number, because the mean of its divisors is an integer number (350893301472).

Almost surely, 2^{2311440001345} is an apocalyptic number.

It is an amenable number.

2311440001345 is a deficient number, since it is larger than the sum of its proper divisors (495706410431).

2311440001345 is an equidigital number, since it uses as much as digits as its factorization.

2311440001345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5569735031.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 2311440001345 its reverse (5431000441132), we get a palindrome (7742440442477).

The spelling of 2311440001345 in words is "two trillion, three hundred eleven billion, four hundred forty million, one thousand, three hundred forty-five".