52452400000 has 768 divisors, whose sum is σ = 176703690240. Its totient is φ = 14976000000.

The previous prime is 52452399953. The next prime is 52452400019. The reversal of 52452400000 is 425425.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 400399935 + ... + 400400065.

It is an arithmetic number, because the mean of its divisors is an integer number (230082930).

Almost surely, 2^52452400000 is an apocalyptic number.

52452400000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52452400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88351845120).

52452400000 is an abundant number, since it is smaller than the sum of its proper divisors (124251290240).

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

52452400000 is a wasteful number, since it uses less digits than its factorization.

52452400000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201 (or 169 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

Adding to 52452400000 its reverse (425425), we get a palindrome (52452825425).

The spelling of 52452400000 in words is "fifty-two billion, four hundred fifty-two million, four hundred thousand".