100646482853 has 4 divisors (see below), whose sum is σ = 115024551840. Its totient is φ = 86268413868.

The previous prime is 100646482843. The next prime is 100646482877. The reversal of 100646482853 is 358284646001.

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, and also an emirpimes, since its reverse is a distinct semiprime: 358284646001 = 217559 ⋅1646839.

It is not a de Polignac number, because 100646482853 - 2⁸ = 100646482597 is a prime.

It is a super-4 number, since 4×100646482853⁴ (a number of 45 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100646482798 and 100646482807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100646482813) 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, 7189034483 + ... + 7189034496.

It is an arithmetic number, because the mean of its divisors is an integer number (28756137960).

Almost surely, 2^100646482853 is an apocalyptic number.

It is an amenable number.

100646482853 is a deficient number, since it is larger than the sum of its proper divisors (14378068987).

100646482853 is an equidigital number, since it uses as much as digits as its factorization.

100646482853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14378068986.

The product of its (nonzero) digits is 1105920, while the sum is 47.

The spelling of 100646482853 in words is "one hundred billion, six hundred forty-six million, four hundred eighty-two thousand, eight hundred fifty-three".