635850028145 has 32 divisors (see below), whose sum is σ = 809931571200. Its totient is φ = 477859870656.

The previous prime is 635850028123. The next prime is 635850028159. The reversal of 635850028145 is 541820058536.

It is a cyclic number.

It is not a de Polignac number, because 635850028145 - 2¹⁸ = 635849766001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 635850028145.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 24587612 + ... + 24613458.

It is an arithmetic number, because the mean of its divisors is an integer number (25310361600).

Almost surely, 2^635850028145 is an apocalyptic number.

It is an amenable number.

635850028145 is a deficient number, since it is larger than the sum of its proper divisors (174081543055).

635850028145 is a wasteful number, since it uses less digits than its factorization.

635850028145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28037.

The product of its (nonzero) digits is 1152000, while the sum is 47.

The spelling of 635850028145 in words is "six hundred thirty-five billion, eight hundred fifty million, twenty-eight thousand, one hundred forty-five".