2656524523 has 4 divisors (see below), whose sum is σ = 2682826848. Its totient is φ = 2630222200.

The previous prime is 2656524487. The next prime is 2656524529. The reversal of 2656524523 is 3254256562.

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 2656524523 - 2¹⁷ = 2656393451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2656524529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13151011 + ... + 13151212.

It is an arithmetic number, because the mean of its divisors is an integer number (670706712).

Almost surely, 2^2656524523 is an apocalyptic number.

2656524523 is a deficient number, since it is larger than the sum of its proper divisors (26302325).

2656524523 is a wasteful number, since it uses less digits than its factorization.

2656524523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26302324.

The product of its digits is 432000, while the sum is 40.

The square root of 2656524523 is about 51541.4835157080. The cubic root of 2656524523 is about 1384.9622727758.

The spelling of 2656524523 in words is "two billion, six hundred fifty-six million, five hundred twenty-four thousand, five hundred twenty-three".