100434342045 has 16 divisors (see below), whose sum is σ = 161718485760. Its totient is φ = 53223802944.

The previous prime is 100434342023. The next prime is 100434342061. The reversal of 100434342045 is 540243434001.

It is not a de Polignac number, because 100434342045 - 2⁸ = 100434341789 is a prime.

It is a congruent number.

It is an unprimeable number.

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, 21321285 + ... + 21325994.

It is an arithmetic number, because the mean of its divisors is an integer number (10107405360).

Almost surely, 2^100434342045 is an apocalyptic number.

100434342045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100434342045 is a deficient number, since it is larger than the sum of its proper divisors (61284143715).

100434342045 is a wasteful number, since it uses less digits than its factorization.

100434342045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42647444.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 100434342045 its reverse (540243434001), we get a palindrome (640677776046).

The spelling of 100434342045 in words is "one hundred billion, four hundred thirty-four million, three hundred forty-two thousand, forty-five".