1473656649973 has 16 divisors (see below), whose sum is σ = 1491460320240. Its totient is φ = 1455968457216.

The previous prime is 1473656649919. The next prime is 1473656649977. The reversal of 1473656649973 is 3799466563741.

It can be written as a sum of positive squares in 8 ways, for example, as 806301631249 + 667355018724 = 897943^2 + 816918^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1473656649973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1473656649977) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55318665 + ... + 55345297.

It is an arithmetic number, because the mean of its divisors is an integer number (93216270015).

Almost surely, 2^{1473656649973} is an apocalyptic number.

It is an amenable number.

1473656649973 is a deficient number, since it is larger than the sum of its proper divisors (17803670267).

1473656649973 is a wasteful number, since it uses less digits than its factorization.

1473656649973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28776.

The product of its digits is 617258880, while the sum is 70.

The spelling of 1473656649973 in words is "one trillion, four hundred seventy-three billion, six hundred fifty-six million, six hundred forty-nine thousand, nine hundred seventy-three".