10129464921 has 8 divisors (see below), whose sum is σ = 13515344640. Its totient is φ = 6748280912.

The previous prime is 10129464883. The next prime is 10129464929. The reversal of 10129464921 is 12946492101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10129464921 - 2¹⁵ = 10129432153 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10129464921.

It is not an unprimeable number, because it can be changed into a prime (10129464929) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1168890 + ... + 1177523.

It is an arithmetic number, because the mean of its divisors is an integer number (1689418080).

Almost surely, 2^10129464921 is an apocalyptic number.

It is an amenable number.

10129464921 is a deficient number, since it is larger than the sum of its proper divisors (3385879719).

10129464921 is a wasteful number, since it uses less digits than its factorization.

10129464921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2347855.

The product of its (nonzero) digits is 31104, while the sum is 39.

The spelling of 10129464921 in words is "ten billion, one hundred twenty-nine million, four hundred sixty-four thousand, nine hundred twenty-one".