3648100800 has 168 divisors, whose sum is σ = 12082369536. Its totient is φ = 963599360.

The previous prime is 3648100787. The next prime is 3648100831. The reversal of 3648100800 is 80018463.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 510049 + ... + 517151.

Almost surely, 2^3648100800 is an apocalyptic number.

3648100800 is a gapful number since it is divisible by the number (30) 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 3648100800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6041184768).

3648100800 is an abundant number, since it is smaller than the sum of its proper divisors (8434268736).

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

3648100800 is a wasteful number, since it uses less digits than its factorization.

3648100800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7235 (or 7220 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 3648100800 is about 60399.5099317867. The cubic root of 3648100800 is about 1539.4146310685.

The spelling of 3648100800 in words is "three billion, six hundred forty-eight million, one hundred thousand, eight hundred".