1473740156529 has 27 divisors (see below), whose sum is σ = 2145804377899. Its totient is φ = 974677853760.

The previous prime is 1473740156501. The next prime is 1473740156569. The reversal of 1473740156529 is 9256510473741.

The square root of 1473740156529 is 1213977.

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

1473740156529 is a `hidden beast` number, since 1 + 4 + 7 + 3 + 74 + 0 + 1 + 565 + 2 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1354134850929 + 119605305600 = 1163673^2 + 345840^2 .

It is not a de Polignac number, because 1473740156529 - 2²⁷ = 1473605938801 is a prime.

It is a super-2 number, since 2×1473740156529² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1473740156569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 477091417 + ... + 477094505.

Almost surely, 2^{1473740156529} is an apocalyptic number.

1473740156529 is the 1213977-th square number.

1473740156529 is the 606989-th centered octagonal number.

It is an amenable number.

1473740156529 is a deficient number, since it is larger than the sum of its proper divisors (672064221370).

1473740156529 is an frugal number, since it uses more digits than its factorization.

1473740156529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6446 (or 3223 counting only the distinct ones).

The product of its (nonzero) digits is 6350400, while the sum is 54.

The spelling of 1473740156529 in words is "one trillion, four hundred seventy-three billion, seven hundred forty million, one hundred fifty-six thousand, five hundred twenty-nine".