2528553765359 has 4 divisors (see below), whose sum is σ = 2638490885616. Its totient is φ = 2418616645104.

The previous prime is 2528553765347. The next prime is 2528553765389. The reversal of 2528553765359 is 9535673558252.

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 2528553765359 - 2²⁰ = 2528552716783 is a prime.

It is a super-2 number, since 2×2528553765359² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2528553765295 and 2528553765304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2528553765389) 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, 54968560094 + ... + 54968560139.

It is an arithmetic number, because the mean of its divisors is an integer number (659622721404).

Almost surely, 2^{2528553765359} is an apocalyptic number.

2528553765359 is a deficient number, since it is larger than the sum of its proper divisors (109937120257).

2528553765359 is a wasteful number, since it uses less digits than its factorization.

2528553765359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109937120256.

The product of its digits is 340200000, while the sum is 65.

The spelling of 2528553765359 in words is "two trillion, five hundred twenty-eight billion, five hundred fifty-three million, seven hundred sixty-five thousand, three hundred fifty-nine".