3616645400 has 48 divisors (see below), whose sum is σ = 8431063800. Its totient is φ = 1442810880.

The previous prime is 3616645393. The next prime is 3616645427. The reversal of 3616645400 is 45466163.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51944 + ... + 99656.

Almost surely, 2^3616645400 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 3616645400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4215531900).

3616645400 is an abundant number, since it is smaller than the sum of its proper divisors (4814418400).

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

3616645400 is a wasteful number, since it uses less digits than its factorization.

3616645400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48108 (or 48099 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 3616645400 is about 60138.5516952312. The cubic root of 3616645400 is about 1534.9773681265.

The spelling of 3616645400 in words is "three billion, six hundred sixteen million, six hundred forty-five thousand, four hundred".