1473730444729 has 9 divisors (see below), whose sum is σ = 1496137292517. Its totient is φ = 1451654345724.

The previous prime is 1473730444687. The next prime is 1473730444741. The reversal of 1473730444729 is 9274440373741.

The square root of 1473730444729 is 1213973.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 1473730444729 - 2¹⁹ = 1473729920441 is a prime.

It is a super-2 number, since 2×1473730444729² (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 1473730444729.

It is not an unprimeable number, because it can be changed into a prime (1473730144729) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 81327132 + ... + 81345250.

Almost surely, 2^{1473730444729} is an apocalyptic number.

1473730444729 is the 1213973-rd square number.

1473730444729 is the 606987-th centered octagonal number.

It is an amenable number.

1473730444729 is a deficient number, since it is larger than the sum of its proper divisors (22406847788).

1473730444729 is an frugal number, since it uses more digits than its factorization.

1473730444729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36372 (or 18186 counting only the distinct ones).

The product of its (nonzero) digits is 14224896, while the sum is 55.

The spelling of 1473730444729 in words is "one trillion, four hundred seventy-three billion, seven hundred thirty million, four hundred forty-four thousand, seven hundred twenty-nine".