100445961736603 has 4 divisors (see below), whose sum is σ = 114795384841840. Its totient is φ = 86096538631368.

The previous prime is 100445961736567. The next prime is 100445961736753. The reversal of 100445961736603 is 306637169544001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100445961736603 - 2²¹ = 100445959639451 is a prime.

It is a super-2 number, since 2×100445961736603² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100445961734603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7174711552608 + ... + 7174711552621.

It is an arithmetic number, because the mean of its divisors is an integer number (28698846210460).

Almost surely, 2^{100445961736603} is an apocalyptic number.

100445961736603 is a deficient number, since it is larger than the sum of its proper divisors (14349423105237).

100445961736603 is an equidigital number, since it uses as much as digits as its factorization.

100445961736603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14349423105236.

The product of its (nonzero) digits is 9797760, while the sum is 55.

The spelling of 100445961736603 in words is "one hundred trillion, four hundred forty-five billion, nine hundred sixty-one million, seven hundred thirty-six thousand, six hundred three".