4449612453480 has 768 divisors, whose sum is σ = 15606851420160. Its totient is φ = 1139283532800.

The previous prime is 4449612453479. The next prime is 4449612453499. The reversal of 4449612453480 is 843542169444.

4449612453480 is a `hidden beast` number, since 4 + 4 + 4 + 9 + 6 + 1 + 24 + 534 + 80 = 666.

It is a super-2 number, since 2×4449612453480² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 14493851487 + ... + 14493851793.

It is an arithmetic number, because the mean of its divisors is an integer number (20321421120).

Almost surely, 2^{4449612453480} is an apocalyptic number.

4449612453480 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 4449612453480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7803425710080).

4449612453480 is an abundant number, since it is smaller than the sum of its proper divisors (11157238966680).

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

4449612453480 is a wasteful number, since it uses less digits than its factorization.

4449612453480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772 (or 756 counting only the distinct ones).

The product of its (nonzero) digits is 13271040, while the sum is 54.

The spelling of 4449612453480 in words is "four trillion, four hundred forty-nine billion, six hundred twelve million, four hundred fifty-three thousand, four hundred eighty".