147712623556 has 81 divisors (see below), whose sum is σ = 273772192743. Its totient is φ = 69733560960.

The previous prime is 147712623521. The next prime is 147712623587. The reversal of 147712623556 is 655326217741.

The square root of 147712623556 is 384334.

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

It can be written as a sum of positive squares in 4 ways, for example, as 18486753156 + 129225870400 = 135966^2 + 359480^2 .

It is a Duffinian number.

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 26 ways as a sum of consecutive naturals, for example, 1355161630 + ... + 1355161738.

Almost surely, 2^147712623556 is an apocalyptic number.

147712623556 is the 384334-th square number.

It is an amenable number.

147712623556 is a deficient number, since it is larger than the sum of its proper divisors (126059569187).

147712623556 is an equidigital number, since it uses as much as digits as its factorization.

147712623556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390 (or 195 counting only the distinct ones).

The product of its digits is 2116800, while the sum is 49.

Multiplying 147712623556 by its sum of digits (49), we get a square (7237918554244 = 2690338²).

The spelling of 147712623556 in words is "one hundred forty-seven billion, seven hundred twelve million, six hundred twenty-three thousand, five hundred fifty-six".