52030400352 has 96 divisors (see below), whose sum is σ = 156347073792. Its totient is φ = 14841460224.

The previous prime is 52030400297. The next prime is 52030400417. The reversal of 52030400352 is 25300403025.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 348783 + ... + 475089.

It is an arithmetic number, because the mean of its divisors is an integer number (1628615352).

Almost surely, 2^52030400352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52030400352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78173536896).

52030400352 is an abundant number, since it is smaller than the sum of its proper divisors (104316673440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52030400352 is a wasteful number, since it uses less digits than its factorization.

52030400352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126940 (or 126932 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 24.

Adding to 52030400352 its reverse (25300403025), we get a palindrome (77330803377).

The spelling of 52030400352 in words is "fifty-two billion, thirty million, four hundred thousand, three hundred fifty-two".