5245501440000 has 920 divisors, whose sum is σ = 18868325952960. Its totient is φ = 1291845632000.

The previous prime is 5245501439987. The next prime is 5245501440043. The reversal of 5245501440000 is 441055425.

It is a tau number, because it is divible by the number of its divisors (920).

It is a super-3 number, since 3×5245501440000³ (a number of 39 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 5245501440000.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 180879359986 + ... + 180879360014.

Almost surely, 2^{5245501440000} is an apocalyptic number.

5245501440000 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 5245501440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9434162976480).

5245501440000 is an abundant number, since it is smaller than the sum of its proper divisors (13622824512960).

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

5245501440000 is an frugal number, since it uses more digits than its factorization.

5245501440000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119 (or 62 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

Adding to 5245501440000 its reverse (441055425), we get a palindrome (5245942495425).

The spelling of 5245501440000 in words is "five trillion, two hundred forty-five billion, five hundred one million, four hundred forty thousand".