100343254545 has 32 divisors (see below), whose sum is σ = 188881424640. Its totient is φ = 50368377600.

The previous prime is 100343254523. The next prime is 100343254547. The reversal of 100343254545 is 545452343001.

100343254545 is a `hidden beast` number, since 1 + 0 + 0 + 34 + 32 + 54 + 545 = 666.

It is not a de Polignac number, because 100343254545 - 2⁵ = 100343254513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100343254547) 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 31 ways as a sum of consecutive naturals, for example, 21858981 + ... + 21863570.

It is an arithmetic number, because the mean of its divisors is an integer number (5902544520).

Almost surely, 2^100343254545 is an apocalyptic number.

100343254545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100343254545 is a deficient number, since it is larger than the sum of its proper divisors (88538170095).

100343254545 is a wasteful number, since it uses less digits than its factorization.

100343254545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43722582 (or 43722576 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 100343254545 its reverse (545452343001), we get a palindrome (645795597546).

The spelling of 100343254545 in words is "one hundred billion, three hundred forty-three million, two hundred fifty-four thousand, five hundred forty-five".