634100869148 has 48 divisors (see below), whose sum is σ = 1163949480960. Its totient is φ = 301850841600.

The previous prime is 634100869121. The next prime is 634100869291. The reversal of 634100869148 is 841968001436.

It is a junction number, because it is equal to n+sod(n) for n = 634100869096 and 634100869105.

It is a congruent number.

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, 53096858 + ... + 53108798.

It is an arithmetic number, because the mean of its divisors is an integer number (24248947520).

Almost surely, 2^634100869148 is an apocalyptic number.

It is an amenable number.

634100869148 is a deficient number, since it is larger than the sum of its proper divisors (529848611812).

634100869148 is a wasteful number, since it uses less digits than its factorization.

634100869148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18318 (or 18316 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 50.

The spelling of 634100869148 in words is "six hundred thirty-four billion, one hundred million, eight hundred sixty-nine thousand, one hundred forty-eight".