10305943634 has 16 divisors (see below), whose sum is σ = 18597192000. Its totient is φ = 4184367984.

The previous prime is 10305943631. The next prime is 10305943663. The reversal of 10305943634 is 43634950301.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (10305943631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19371809 + ... + 19372340.

It is an arithmetic number, because the mean of its divisors is an integer number (1162324500).

Almost surely, 2^10305943634 is an apocalyptic number.

10305943634 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

10305943634 is a deficient number, since it is larger than the sum of its proper divisors (8291248366).

10305943634 is a wasteful number, since it uses less digits than its factorization.

10305943634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38744177.

The product of its (nonzero) digits is 116640, while the sum is 38.

The spelling of 10305943634 in words is "ten billion, three hundred five million, nine hundred forty-three thousand, six hundred thirty-four".