2345145303993 has 4 divisors (see below), whose sum is σ = 3126860405328. Its totient is φ = 1563430202660.

The previous prime is 2345145303953. The next prime is 2345145304049. The reversal of 2345145303993 is 3993035415432.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2345145303993 - 2⁹ = 2345145303481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2345145303913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 390857550663 + ... + 390857550668.

It is an arithmetic number, because the mean of its divisors is an integer number (781715101332).

Almost surely, 2^{2345145303993} is an apocalyptic number.

It is an amenable number.

2345145303993 is a deficient number, since it is larger than the sum of its proper divisors (781715101335).

2345145303993 is an equidigital number, since it uses as much as digits as its factorization.

2345145303993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781715101334.

The product of its (nonzero) digits is 5248800, while the sum is 51.

The spelling of 2345145303993 in words is "two trillion, three hundred forty-five billion, one hundred forty-five million, three hundred three thousand, nine hundred ninety-three".