634246545642436 has 24 divisors (see below), whose sum is σ = 1176177782709720. Its totient is φ = 298226107479552.

The previous prime is 634246545642433. The next prime is 634246545642469.

634246545642436 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 502985758894336 + 131260786748100 = 22427344^2 + 11456910^2 .

It is a super-3 number, since 3×634246545642436³ (a number of 45 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (64) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (634246545642431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3794527935 + ... + 3794695078.

It is an arithmetic number, because the mean of its divisors is an integer number (49007407612905).

Almost surely, 2^{634246545642436} is an apocalyptic number.

It is an amenable number.

634246545642436 is a deficient number, since it is larger than the sum of its proper divisors (541931237067284).

634246545642436 is a wasteful number, since it uses less digits than its factorization.

634246545642436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7589224263 (or 7589224261 counting only the distinct ones).

The product of its digits is 1194393600, while the sum is 64.

The spelling of 634246545642436 in words is "six hundred thirty-four trillion, two hundred forty-six billion, five hundred forty-five million, six hundred forty-two thousand, four hundred thirty-six".