2528944823 has 8 divisors (see below), whose sum is σ = 2539310928. Its totient is φ = 2518591104.

The previous prime is 2528944807. The next prime is 2528944867. The reversal of 2528944823 is 3284498252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2528944823 - 2⁴ = 2528944807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2528944723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 784511 + ... + 787727.

It is an arithmetic number, because the mean of its divisors is an integer number (317413866).

Almost surely, 2^2528944823 is an apocalyptic number.

2528944823 is a deficient number, since it is larger than the sum of its proper divisors (10366105).

2528944823 is a wasteful number, since it uses less digits than its factorization.

2528944823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6193.

The product of its digits is 1105920, while the sum is 47.

The square root of 2528944823 is about 50288.6152424184. The cubic root of 2528944823 is about 1362.4266118539.

The spelling of 2528944823 in words is "two billion, five hundred twenty-eight million, nine hundred forty-four thousand, eight hundred twenty-three".