506354253240 has 128 divisors (see below), whose sum is σ = 1659138163200. Its totient is φ = 122605969920.

The previous prime is 506354253227. The next prime is 506354253241. The reversal of 506354253240 is 42352453605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506354253241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 878874 + ... + 1336086.

It is an arithmetic number, because the mean of its divisors is an integer number (12962016900).

Almost surely, 2^506354253240 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 506354253240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (829569081600).

506354253240 is an abundant number, since it is smaller than the sum of its proper divisors (1152783909960).

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

506354253240 is a wasteful number, since it uses less digits than its factorization.

506354253240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458077 (or 458073 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 39.

The spelling of 506354253240 in words is "five hundred six billion, three hundred fifty-four million, two hundred fifty-three thousand, two hundred forty".