10454521138 has 16 divisors (see below), whose sum is σ = 15921503136. Its totient is φ = 5147756640.

The previous prime is 10454521117. The next prime is 10454521139. The reversal of 10454521138 is 83112545401.

10454521138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (10454521139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48648 + ... + 152563.

It is an arithmetic number, because the mean of its divisors is an integer number (995093946).

Almost surely, 2^10454521138 is an apocalyptic number.

10454521138 is a deficient number, since it is larger than the sum of its proper divisors (5466981998).

10454521138 is a wasteful number, since it uses less digits than its factorization.

10454521138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201609.

The product of its (nonzero) digits is 19200, while the sum is 34.

The spelling of 10454521138 in words is "ten billion, four hundred fifty-four million, five hundred twenty-one thousand, one hundred thirty-eight".