506551696 has 80 divisors (see below), whose sum is σ = 1159640064. Its totient is φ = 209849472.

The previous prime is 506551693. The next prime is 506551699. The reversal of 506551696 is 696155605.

It is an interprime number because it is at equal distance from previous prime (506551693) and next prime (506551699).

It is a Harshad number since it is a multiple of its sum of digits (43).

It is not an unprimeable number, because it can be changed into a prime (506551693) 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, 514821 + ... + 515803.

Almost surely, 2^506551696 is an apocalyptic number.

506551696 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 506551696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (579820032).

506551696 is an abundant number, since it is smaller than the sum of its proper divisors (653088368).

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

506551696 is a wasteful number, since it uses less digits than its factorization.

506551696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1148 (or 1142 counting only the distinct ones).

The product of its (nonzero) digits is 243000, while the sum is 43.

The square root of 506551696 is about 22506.7033570001. The cubic root of 506551696 is about 797.1522163558.

The spelling of 506551696 in words is "five hundred six million, five hundred fifty-one thousand, six hundred ninety-six".