100054156545 has 24 divisors (see below), whose sum is σ = 198202520256. Its totient is φ = 45739042848.

The previous prime is 100054156529. The next prime is 100054156549. The reversal of 100054156545 is 545651450001.

100054156545 is a `hidden beast` number, since 1 + 0 + 0 + 0 + 54 + 1 + 565 + 45 = 666.

It is not a de Polignac number, because 100054156545 - 2⁴ = 100054156529 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (100054156549) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 158815807 + ... + 158816436.

It is an arithmetic number, because the mean of its divisors is an integer number (8258438344).

Almost surely, 2^100054156545 is an apocalyptic number.

100054156545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100054156545 is a deficient number, since it is larger than the sum of its proper divisors (98148363711).

100054156545 is a wasteful number, since it uses less digits than its factorization.

100054156545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317632261 (or 317632258 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The spelling of 100054156545 in words is "one hundred billion, fifty-four million, one hundred fifty-six thousand, five hundred forty-five".