100161060449 has 4 divisors (see below), whose sum is σ = 100162255920. Its totient is φ = 100159864980.

The previous prime is 100161060427. The next prime is 100161060457. The reversal of 100161060449 is 944060161001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100161060449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100161060469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 461747 + ... + 643064.

It is an arithmetic number, because the mean of its divisors is an integer number (25040563980).

Almost surely, 2^100161060449 is an apocalyptic number.

It is an amenable number.

100161060449 is a deficient number, since it is larger than the sum of its proper divisors (1195471).

100161060449 is an equidigital number, since it uses as much as digits as its factorization.

100161060449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1195470.

The product of its (nonzero) digits is 5184, while the sum is 32.

The spelling of 100161060449 in words is "one hundred billion, one hundred sixty-one million, sixty thousand, four hundred forty-nine".