1452547385904 has 80 divisors (see below), whose sum is σ = 3980061866880. Its totient is φ = 455197616640.

The previous prime is 1452547385869. The next prime is 1452547385911. The reversal of 1452547385904 is 4095837452541.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5959557 + ... + 6198500.

It is an arithmetic number, because the mean of its divisors is an integer number (49750773336).

Almost surely, 2^{1452547385904} is an apocalyptic number.

It is an amenable number.

1452547385904 is an abundant number, since it is smaller than the sum of its proper divisors (2527514480976).

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

1452547385904 is a wasteful number, since it uses less digits than its factorization.

1452547385904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12158218 (or 12158212 counting only the distinct ones).

The product of its (nonzero) digits is 24192000, while the sum is 57.

The spelling of 1452547385904 in words is "one trillion, four hundred fifty-two billion, five hundred forty-seven million, three hundred eighty-five thousand, nine hundred four".