1485454860 has 144 divisors (see below), whose sum is σ = 4574265696. Its totient is φ = 390168576.

The previous prime is 1485454847. The next prime is 1485454877. The reversal of 1485454860 is 684545841.

It is a happy number.

1485454860 is a `hidden beast` number, since 1 + 4 + 8 + 545 + 48 + 60 = 666.

It is a super-3 number, since 3×1485454860³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5779852 + ... + 5780108.

It is an arithmetic number, because the mean of its divisors is an integer number (31765734).

Almost surely, 2^1485454860 is an apocalyptic number.

1485454860 is a gapful number since it is divisible by the number (10) 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 1485454860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2287132848).

1485454860 is an abundant number, since it is smaller than the sum of its proper divisors (3088810836).

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

1485454860 is a wasteful number, since it uses less digits than its factorization.

1485454860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632 (or 627 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 45.

The square root of 1485454860 is about 38541.5990846254. The cubic root of 1485454860 is about 1141.0022119234.

The spelling of 1485454860 in words is "one billion, four hundred eighty-five million, four hundred fifty-four thousand, eight hundred sixty".