3658348656 has 120 divisors (see below), whose sum is σ = 10772112624. Its totient is φ = 1157483520.

The previous prime is 3658348591. The next prime is 3658348679. The reversal of 3658348656 is 6568438563.

It is a happy number.

3658348656 is a `hidden beast` number, since 3 + 6 + 583 + 4 + 8 + 6 + 56 = 666.

3658348656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 210075 + ... + 226821.

Almost surely, 2^3658348656 is an apocalyptic number.

3658348656 is a gapful number since it is divisible by the number (36) 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 3658348656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5386056312).

3658348656 is an abundant number, since it is smaller than the sum of its proper divisors (7113763968).

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

3658348656 is a wasteful number, since it uses less digits than its factorization.

3658348656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16839 (or 16830 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 54.

The square root of 3658348656 is about 60484.2843720582. The cubic root of 3658348656 is about 1540.8547366223.

The spelling of 3658348656 in words is "three billion, six hundred fifty-eight million, three hundred forty-eight thousand, six hundred fifty-six".