2620144145345 has 24 divisors (see below), whose sum is σ = 3198037925184. Its totient is φ = 2060351083296.

The previous prime is 2620144145323. The next prime is 2620144145431. The reversal of 2620144145345 is 5435414410262.

It is not a de Polignac number, because 2620144145345 - 2²⁶ = 2620077036481 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 73041884 + ... + 73077746.

It is an arithmetic number, because the mean of its divisors is an integer number (133251580216).

Almost surely, 2^{2620144145345} is an apocalyptic number.

It is an amenable number.

2620144145345 is a deficient number, since it is larger than the sum of its proper divisors (577893779839).

2620144145345 is an frugal number, since it uses more digits than its factorization.

2620144145345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36869 (or 36402 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 41.

The spelling of 2620144145345 in words is "two trillion, six hundred twenty billion, one hundred forty-four million, one hundred forty-five thousand, three hundred forty-five".