10129403648 has 72 divisors (see below), whose sum is σ = 24885274848. Its totient is φ = 4007227392.

The previous prime is 10129403639. The next prime is 10129403659. The reversal of 10129403648 is 84630492101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194111 + ... + 240702.

Almost surely, 2^10129403648 is an apocalyptic number.

It is an amenable number.

10129403648 is an abundant number, since it is smaller than the sum of its proper divisors (14755871200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10129403648 is an equidigital number, since it uses as much as digits as its factorization.

10129403648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434849 (or 434835 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

Adding to 10129403648 its reverse (84630492101), we get a palindrome (94759895749).

The spelling of 10129403648 in words is "ten billion, one hundred twenty-nine million, four hundred three thousand, six hundred forty-eight".