1473721734564 has 36 divisors (see below), whose sum is σ = 3746052470160. Its totient is φ = 488496215280.

The previous prime is 1473721734559. The next prime is 1473721734607. The reversal of 1473721734564 is 4654371273741.

It is a happy number.

1473721734564 is a `hidden beast` number, since 1 + 4 + 7 + 3 + 7 + 2 + 1 + 73 + 4 + 564 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1473721734564.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 114341922 + ... + 114354809.

It is an arithmetic number, because the mean of its divisors is an integer number (104057013060).

Almost surely, 2^{1473721734564} is an apocalyptic number.

It is an amenable number.

1473721734564 is an abundant number, since it is smaller than the sum of its proper divisors (2272330735596).

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

1473721734564 is a wasteful number, since it uses less digits than its factorization.

1473721734564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228696920 (or 228696915 counting only the distinct ones).

The product of its digits is 11854080, while the sum is 54.

The spelling of 1473721734564 in words is "one trillion, four hundred seventy-three billion, seven hundred twenty-one million, seven hundred thirty-four thousand, five hundred sixty-four".