3658266612 has 576 divisors, whose sum is σ = 13576550400. Its totient is φ = 824878080.

The previous prime is 3658266589. The next prime is 3658266613. The reversal of 3658266612 is 2166628563.

Its product of digits (622080) is a multiple of the sum of its prime divisors (192).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3658266613) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 26702608 + ... + 26702744.

It is an arithmetic number, because the mean of its divisors is an integer number (23570400).

Almost surely, 2^3658266612 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 3658266612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6788275200).

3658266612 is an abundant number, since it is smaller than the sum of its proper divisors (9918283788).

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

3658266612 is a wasteful number, since it uses less digits than its factorization.

3658266612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213 (or 192 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 3658266612 is about 60483.6061424912. The cubic root of 3658266612 is about 1540.8432178705.

The spelling of 3658266612 in words is "three billion, six hundred fifty-eight million, two hundred sixty-six thousand, six hundred twelve".