100456643401343 has 4 divisors (see below), whose sum is σ = 100458124977600. Its totient is φ = 100455161825088.

The previous prime is 100456643401313. The next prime is 100456643401357. The reversal of 100456643401343 is 343104346654001.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100456643401343 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100456643401294 and 100456643401303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100456643401313) 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, 740686418 + ... + 740822031.

It is an arithmetic number, because the mean of its divisors is an integer number (25114531244400).

Almost surely, 2^{100456643401343} is an apocalyptic number.

100456643401343 is a deficient number, since it is larger than the sum of its proper divisors (1481576257).

100456643401343 is an equidigital number, since it uses as much as digits as its factorization.

100456643401343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1481576256.

The product of its (nonzero) digits is 1244160, while the sum is 44.

The spelling of 100456643401343 in words is "one hundred trillion, four hundred fifty-six billion, six hundred forty-three million, four hundred one thousand, three hundred forty-three".