5206250400240 has 80 divisors (see below), whose sum is σ = 16988817110400. Its totient is φ = 1315263257856.

The previous prime is 5206250400191. The next prime is 5206250400257. The reversal of 5206250400240 is 420040526025.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

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

It is a junction number, because it is equal to n+sod(n) for n = 5206250400198 and 5206250400207.

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, 570856230 + ... + 570865349.

It is an arithmetic number, because the mean of its divisors is an integer number (212360213880).

Almost surely, 2^{5206250400240} is an apocalyptic number.

It is an amenable number.

5206250400240 is an abundant number, since it is smaller than the sum of its proper divisors (11782566710160).

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

5206250400240 is a wasteful number, since it uses less digits than its factorization.

5206250400240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1141721614 (or 1141721608 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 5206250400240 its reverse (420040526025), we get a palindrome (5626290926265).

The spelling of 5206250400240 in words is "five trillion, two hundred six billion, two hundred fifty million, four hundred thousand, two hundred forty".