4509636490320 has 320 divisors, whose sum is σ = 15477473378304. Its totient is φ = 1079245670400.

The previous prime is 4509636490277. The next prime is 4509636490339. The reversal of 4509636490320 is 230946369054.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 22040809 + ... + 22244471.

Almost surely, 2^{4509636490320} is an apocalyptic number.

4509636490320 is a gapful number since it is divisible by the number (40) 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 4509636490320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7738736689152).

4509636490320 is an abundant number, since it is smaller than the sum of its proper divisors (10967836887984).

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

4509636490320 is a wasteful number, since it uses less digits than its factorization.

4509636490320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203890 (or 203884 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 51.

The spelling of 4509636490320 in words is "four trillion, five hundred nine billion, six hundred thirty-six million, four hundred ninety thousand, three hundred twenty".