3636222480 has 480 divisors, whose sum is σ = 14289799680. Its totient is φ = 818872320.

The previous prime is 3636222479. The next prime is 3636222563. The reversal of 3636222480 is 842226363.

3636222480 is a `hidden beast` number, since 3 + 6 + 3 + 622 + 24 + 8 + 0 = 666.

It is a super-2 number, since 2×3636222480² = 26444227848114700800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 15214201 + ... + 15214439.

It is an arithmetic number, because the mean of its divisors is an integer number (29770416).

Almost surely, 2^3636222480 is an apocalyptic number.

3636222480 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 3636222480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7144899840).

3636222480 is an abundant number, since it is smaller than the sum of its proper divisors (10653577200).

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

3636222480 is a wasteful number, since it uses less digits than its factorization.

3636222480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399 (or 390 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The square root of 3636222480 is about 60301.0984974569. The cubic root of 3636222480 is about 1537.7420217857.

The spelling of 3636222480 in words is "three billion, six hundred thirty-six million, two hundred twenty-two thousand, four hundred eighty".