724774399999906 has 8 divisors (see below), whose sum is σ = 1096782499115244. Its totient is φ = 359180233628160.

The previous prime is 724774399999889. The next prime is 724774399999987. The reversal of 724774399999906 is 609999993477427.

It can be written as a sum of positive squares in 2 ways, for example, as 504792375732225 + 219982024267681 = 22467585^2 + 14831791^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×724774399999906³ (a number of 46 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1603483185615 + ... + 1603483186066.

Almost surely, 2^{724774399999906} is an apocalyptic number.

724774399999906 is a deficient number, since it is larger than the sum of its proper divisors (372008099115338).

724774399999906 is a wasteful number, since it uses less digits than its factorization.

724774399999906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3206966371796.

The product of its (nonzero) digits is 104995735488, while the sum is 94.

The spelling of 724774399999906 in words is "seven hundred twenty-four trillion, seven hundred seventy-four billion, three hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred six".