396285697250 has 32 divisors (see below), whose sum is σ = 761896757232. Its totient is φ = 154230105600.

The previous prime is 396285697237. The next prime is 396285697289. The reversal of 396285697250 is 52796582693.

It can be written as a sum of positive squares in 8 ways, for example, as 21292354561 + 374993342689 = 145919^2 + 612367^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21411599 + ... + 21430098.

Almost surely, 2^396285697250 is an apocalyptic number.

396285697250 is a deficient number, since it is larger than the sum of its proper divisors (365611059982).

396285697250 is a wasteful number, since it uses less digits than its factorization.

396285697250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42841751 (or 42841741 counting only the distinct ones).

The product of its (nonzero) digits is 48988800, while the sum is 62.

The spelling of 396285697250 in words is "three hundred ninety-six billion, two hundred eighty-five million, six hundred ninety-seven thousand, two hundred fifty".