824542245428 has 24 divisors (see below), whose sum is σ = 1574507319840. Its totient is φ = 374701164320.

The previous prime is 824542245337. The next prime is 824542245433.

824542245428 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2085218 + ... + 2448921.

It is an arithmetic number, because the mean of its divisors is an integer number (65604471660).

Almost surely, 2^824542245428 is an apocalyptic number.

It is an amenable number.

824542245428 is a deficient number, since it is larger than the sum of its proper divisors (749965074412).

824542245428 is a wasteful number, since it uses less digits than its factorization.

824542245428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4538287 (or 4538285 counting only the distinct ones).

The product of its digits is 6553600, while the sum is 50.

The spelling of 824542245428 in words is "eight hundred twenty-four billion, five hundred forty-two million, two hundred forty-five thousand, four hundred twenty-eight".