2658353652 has 72 divisors (see below), whose sum is σ = 7048344576. Its totient is φ = 843804864.

The previous prime is 2658353627. The next prime is 2658353653. The reversal of 2658353652 is 2563538562.

2658353652 is a `hidden beast` number, since 2 + 6 + 583 + 5 + 3 + 65 + 2 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 2658353598 and 2658353607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2658353653) 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, 41373 + ... + 83835.

Almost surely, 2^2658353652 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2658353652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3524172288).

2658353652 is an abundant number, since it is smaller than the sum of its proper divisors (4389990924).

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

2658353652 is a wasteful number, since it uses less digits than its factorization.

2658353652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42557 (or 42552 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 45.

The square root of 2658353652 is about 51559.2247032478. The cubic root of 2658353652 is about 1385.2800681303.

The spelling of 2658353652 in words is "two billion, six hundred fifty-eight million, three hundred fifty-three thousand, six hundred fifty-two".