506356653605 has 16 divisors (see below), whose sum is σ = 662910006528. Its totient is φ = 368235432000.

The previous prime is 506356653601. The next prime is 506356653611.

It is a happy number.

506356653605 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 506356653605 - 2² = 506356653601 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506356653601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 576995 + ... + 1160015.

It is an arithmetic number, because the mean of its divisors is an integer number (41431875408).

Almost surely, 2^506356653605 is an apocalyptic number.

506356653605 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

506356653605 is a deficient number, since it is larger than the sum of its proper divisors (156553352923).

506356653605 is a wasteful number, since it uses less digits than its factorization.

506356653605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598828.

The product of its (nonzero) digits is 7290000, while the sum is 50.

The spelling of 506356653605 in words is "five hundred six billion, three hundred fifty-six million, six hundred fifty-three thousand, six hundred five".