659453652 has 72 divisors (see below), whose sum is σ = 1958392800. Its totient is φ = 184461120.

The previous prime is 659453651. The next prime is 659453657. The reversal of 659453652 is 256354956.

659453652 is a `hidden beast` number, since 6 + 594 + 5 + 3 + 6 + 52 = 666.

It is a super-2 number, since 2×659453652² = 869758238272274208, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 659453598 and 659453607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (659453651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58902 + ... + 69197.

It is an arithmetic number, because the mean of its divisors is an integer number (27199900).

Almost surely, 2^659453652 is an apocalyptic number.

It is an amenable number.

659453652 is an abundant number, since it is smaller than the sum of its proper divisors (1298939148).

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

659453652 is a wasteful number, since it uses less digits than its factorization.

659453652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128133 (or 128128 counting only the distinct ones).

The product of its digits is 972000, while the sum is 45.

The square root of 659453652 is about 25679.8296723323. The cubic root of 659453652 is about 870.4184590192.

The spelling of 659453652 in words is "six hundred fifty-nine million, four hundred fifty-three thousand, six hundred fifty-two".