2656320144503 has 4 divisors (see below), whose sum is σ = 2656425927480. Its totient is φ = 2656214361528.

The previous prime is 2656320144493. The next prime is 2656320144553. The reversal of 2656320144503 is 3054410236562.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2656320144503 - 2¹⁶ = 2656320078967 is a prime.

It is a super-2 number, since 2×2656320144503² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2656320144553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52853813 + ... + 52904046.

It is an arithmetic number, because the mean of its divisors is an integer number (664106481870).

Almost surely, 2^{2656320144503} is an apocalyptic number.

2656320144503 is a deficient number, since it is larger than the sum of its proper divisors (105782977).

2656320144503 is a wasteful number, since it uses less digits than its factorization.

2656320144503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105782976.

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 2656320144503 in words is "two trillion, six hundred fifty-six billion, three hundred twenty million, one hundred forty-four thousand, five hundred three".