100853165473 has 4 divisors (see below), whose sum is σ = 103578926740. Its totient is φ = 98127404208.

The previous prime is 100853165471. The next prime is 100853165477. The reversal of 100853165473 is 374561358001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 374561358001 = 190909 ⋅1961989.

It can be written as a sum of positive squares in 2 ways, for example, as 49893263424 + 50959902049 = 223368^2 + 225743^2 .

It is a cyclic number.

It is not a de Polignac number, because 100853165473 - 2¹ = 100853165471 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100853165471) 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, 1362880578 + ... + 1362880651.

It is an arithmetic number, because the mean of its divisors is an integer number (25894731685).

Almost surely, 2^100853165473 is an apocalyptic number.

It is an amenable number.

100853165473 is a deficient number, since it is larger than the sum of its proper divisors (2725761267).

100853165473 is an equidigital number, since it uses as much as digits as its factorization.

100853165473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2725761266.

The product of its (nonzero) digits is 302400, while the sum is 43.

The spelling of 100853165473 in words is "one hundred billion, eight hundred fifty-three million, one hundred sixty-five thousand, four hundred seventy-three".