634654040310345 has 16 divisors (see below), whose sum is σ = 1107759779451072. Its totient is φ = 307711049847360.

The previous prime is 634654040310331. The next prime is 634654040310379. The reversal of 634654040310345 is 543013040456436.

It is not a de Polignac number, because 634654040310345 - 2⁷ = 634654040310217 is a prime.

It is a super-4 number, since 4×634654040310345⁴ (a number of 60 digits) contains 4444 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 634654040310294 and 634654040310303.

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 15 ways as a sum of consecutive naturals, for example, 1923194061382 + ... + 1923194061711.

It is an arithmetic number, because the mean of its divisors is an integer number (69234986215692).

Almost surely, 2^{634654040310345} is an apocalyptic number.

It is an amenable number.

634654040310345 is a deficient number, since it is larger than the sum of its proper divisors (473105739140727).

634654040310345 is a wasteful number, since it uses less digits than its factorization.

634654040310345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3846388123112.

The product of its (nonzero) digits is 6220800, while the sum is 48.

The spelling of 634654040310345 in words is "six hundred thirty-four trillion, six hundred fifty-four billion, forty million, three hundred ten thousand, three hundred forty-five".