709244973146 has 32 divisors (see below), whose sum is σ = 1157164570512. Its totient is φ = 324665349120.

The previous prime is 709244973079. The next prime is 709244973167. The reversal of 709244973146 is 641379442907.

It can be written as a sum of positive squares in 8 ways, for example, as 587974572025 + 121270401121 = 766795^2 + 348239^2 .

It is a super-2 number, since 2×709244973146² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 709244973091 and 709244973100.

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 15 ways as a sum of consecutive naturals, for example, 5467316 + ... + 5595536.

Almost surely, 2^709244973146 is an apocalyptic number.

709244973146 is a deficient number, since it is larger than the sum of its proper divisors (447919597366).

709244973146 is a wasteful number, since it uses less digits than its factorization.

709244973146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132674.

The product of its (nonzero) digits is 9144576, while the sum is 56.

The spelling of 709244973146 in words is "seven hundred nine billion, two hundred forty-four million, nine hundred seventy-three thousand, one hundred forty-six".