3663250000 has 70 divisors (see below), whose sum is σ = 8872425494. Its totient is φ = 1465200000.

The previous prime is 3663249973. The next prime is 3663250013. The reversal of 3663250000 is 523663.

It can be written as a sum of positive squares in 7 ways, for example, as 3597120576 + 66129424 = 59976^2 + 8132^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 242674 + ... + 257326.

Almost surely, 2^3663250000 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 3663250000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4436212747).

3663250000 is an abundant number, since it is smaller than the sum of its proper divisors (5209175494).

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

3663250000 is an frugal number, since it uses more digits than its factorization.

3663250000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14691 (or 14660 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 3663250000 is about 60524.7883102452. The cubic root of 3663250000 is about 1541.5425596060.

Adding to 3663250000 its reverse (523663), we get a palindrome (3663773663).

The spelling of 3663250000 in words is "three billion, six hundred sixty-three million, two hundred fifty thousand".