10381908329 has 16 divisors (see below), whose sum is σ = 11488920912. Its totient is φ = 9319235328.

The previous prime is 10381908323. The next prime is 10381908343. The reversal of 10381908329 is 92380918301.

It can be written as a sum of positive squares in 8 ways, for example, as 883456729 + 9498451600 = 29723^2 + 97460^2 .

It is not a de Polignac number, because 10381908329 - 2²⁴ = 10365131113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10381908329.

It is not an unprimeable number, because it can be changed into a prime (10381908323) 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 15 ways as a sum of consecutive naturals, for example, 1098227 + ... + 1107639.

It is an arithmetic number, because the mean of its divisors is an integer number (718057557).

Almost surely, 2^10381908329 is an apocalyptic number.

It is an amenable number.

10381908329 is a deficient number, since it is larger than the sum of its proper divisors (1107012583).

10381908329 is a wasteful number, since it uses less digits than its factorization.

10381908329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11756.

The product of its (nonzero) digits is 93312, while the sum is 44.

The spelling of 10381908329 in words is "ten billion, three hundred eighty-one million, nine hundred eight thousand, three hundred twenty-nine".