506403348782 has 4 divisors (see below), whose sum is σ = 759605023176. Its totient is φ = 253201674390.

The previous prime is 506403348733. The next prime is 506403348797. The reversal of 506403348782 is 287843304605.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 506403348782.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126600837194 + ... + 126600837197.

It is an arithmetic number, because the mean of its divisors is an integer number (189901255794).

Almost surely, 2^506403348782 is an apocalyptic number.

506403348782 is a deficient number, since it is larger than the sum of its proper divisors (253201674394).

506403348782 is a wasteful number, since it uses less digits than its factorization.

506403348782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253201674393.

The product of its (nonzero) digits is 3870720, while the sum is 50.

The spelling of 506403348782 in words is "five hundred six billion, four hundred three million, three hundred forty-eight thousand, seven hundred eighty-two".