635645053140226 has 32 divisors (see below), whose sum is σ = 1015938926565120. Its totient is φ = 297422205984000.

The previous prime is 635645053140199. The next prime is 635645053140287. The reversal of 635645053140226 is 622041350546536.

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, 190479031 + ... + 193787386.

It is an arithmetic number, because the mean of its divisors is an integer number (31748091455160).

Almost surely, 2^{635645053140226} is an apocalyptic number.

635645053140226 is a deficient number, since it is larger than the sum of its proper divisors (380293873424894).

635645053140226 is a wasteful number, since it uses less digits than its factorization.

635645053140226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384266970.

The product of its (nonzero) digits is 15552000, while the sum is 52.

The spelling of 635645053140226 in words is "six hundred thirty-five trillion, six hundred forty-five billion, fifty-three million, one hundred forty thousand, two hundred twenty-six".