100545623603 has 16 divisors (see below), whose sum is σ = 106346714880. Its totient is φ = 94905561600.

The previous prime is 100545623597. The next prime is 100545623617. The reversal of 100545623603 is 306326545001.

It is a cyclic number.

It is not a de Polignac number, because 100545623603 - 2¹² = 100545619507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100545622603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7284833 + ... + 7298621.

It is an arithmetic number, because the mean of its divisors is an integer number (6646669680).

Almost surely, 2^100545623603 is an apocalyptic number.

100545623603 is a deficient number, since it is larger than the sum of its proper divisors (5801091277).

100545623603 is a wasteful number, since it uses less digits than its factorization.

100545623603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19598.

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 100545623603 in words is "one hundred billion, five hundred forty-five million, six hundred twenty-three thousand, six hundred three".