506650351157 has 4 divisors (see below), whose sum is σ = 506656349376. Its totient is φ = 506644352940.

The previous prime is 506650351153. The next prime is 506650351159. The reversal of 506650351157 is 751153056605.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 506650351157 - 2² = 506650351153 is a prime.

It is a super-2 number, since 2×506650351157² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506650351153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2870573 + ... + 3041954.

It is an arithmetic number, because the mean of its divisors is an integer number (126664087344).

Almost surely, 2^506650351157 is an apocalyptic number.

It is an amenable number.

506650351157 is a deficient number, since it is larger than the sum of its proper divisors (5998219).

506650351157 is an equidigital number, since it uses as much as digits as its factorization.

506650351157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5998218.

The product of its (nonzero) digits is 472500, while the sum is 44.

The spelling of 506650351157 in words is "five hundred six billion, six hundred fifty million, three hundred fifty-one thousand, one hundred fifty-seven".