635240415651052 has 48 divisors (see below), whose sum is σ = 1125966363228000. Its totient is φ = 313554281817600.

The previous prime is 635240415650993. The next prime is 635240415651053. The reversal of 635240415651052 is 250156514042536.

It is a junction number, because it is equal to n+sod(n) for n = 635240415650987 and 635240415651005.

It is not an unprimeable number, because it can be changed into a prime (635240415651053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2333770699 + ... + 2334042877.

It is an arithmetic number, because the mean of its divisors is an integer number (23457632567250).

Almost surely, 2^{635240415651052} is an apocalyptic number.

It is an amenable number.

635240415651052 is a deficient number, since it is larger than the sum of its proper divisors (490725947576948).

635240415651052 is a wasteful number, since it uses less digits than its factorization.

635240415651052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289186 (or 289184 counting only the distinct ones).

The product of its (nonzero) digits is 4320000, while the sum is 49.

Adding to 635240415651052 its reverse (250156514042536), we get a palindrome (885396929693588).

The spelling of 635240415651052 in words is "six hundred thirty-five trillion, two hundred forty billion, four hundred fifteen million, six hundred fifty-one thousand, fifty-two".