52021405024 has 24 divisors (see below), whose sum is σ = 102503498328. Its totient is φ = 25988770560.

The previous prime is 52021405021. The next prime is 52021405043. The reversal of 52021405024 is 42050412025.

It is a self number, because there is not a number n which added to its sum of digits gives 52021405024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52021405021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 646797 + ... + 722764.

It is an arithmetic number, because the mean of its divisors is an integer number (4270979097).

Almost surely, 2^52021405024 is an apocalyptic number.

It is an amenable number.

52021405024 is a deficient number, since it is larger than the sum of its proper divisors (50482093304).

52021405024 is a wasteful number, since it uses less digits than its factorization.

52021405024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370758 (or 1370750 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

Adding to 52021405024 its reverse (42050412025), we get a palindrome (94071817049).

The spelling of 52021405024 in words is "fifty-two billion, twenty-one million, four hundred five thousand, twenty-four".