100345204545 has 16 divisors (see below), whose sum is σ = 169002450240. Its totient is φ = 50700734784.

The previous prime is 100345204529. The next prime is 100345204559. The reversal of 100345204545 is 545402543001.

It is not a de Polignac number, because 100345204545 - 2⁴ = 100345204529 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 176043934 + ... + 176044503.

It is an arithmetic number, because the mean of its divisors is an integer number (10562653140).

Almost surely, 2^100345204545 is an apocalyptic number.

100345204545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100345204545 is a deficient number, since it is larger than the sum of its proper divisors (68657245695).

100345204545 is a wasteful number, since it uses less digits than its factorization.

100345204545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352088464.

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 100345204545 its reverse (545402543001), we get a palindrome (645747747546).

The spelling of 100345204545 in words is "one hundred billion, three hundred forty-five million, two hundred four thousand, five hundred forty-five".