1447480015120 has 20 divisors (see below), whose sum is σ = 3365391035340. Its totient is φ = 578992006016.

The previous prime is 1447480015117. The next prime is 1447480015127. The reversal of 1447480015120 is 215100847441.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 985580359696 + 461899655424 = 992764^2 + 679632^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×1447480015120² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1447480015120.

It is not an unprimeable number, because it can be changed into a prime (1447480015127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9046750015 + ... + 9046750174.

It is an arithmetic number, because the mean of its divisors is an integer number (168269551767).

Almost surely, 2^{1447480015120} is an apocalyptic number.

1447480015120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1447480015120 is an abundant number, since it is smaller than the sum of its proper divisors (1917911020220).

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

1447480015120 is a wasteful number, since it uses less digits than its factorization.

1447480015120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18093500202 (or 18093500196 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 37.

The spelling of 1447480015120 in words is "one trillion, four hundred forty-seven billion, four hundred eighty million, fifteen thousand, one hundred twenty".