4661100143345 has 4 divisors (see below), whose sum is σ = 5593320172020. Its totient is φ = 3728880114672.

The previous prime is 4661100143327. The next prime is 4661100143369. The reversal of 4661100143345 is 5433410011664.

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

It can be written as a sum of positive squares in 2 ways, for example, as 991450352656 + 3669649790689 = 995716^2 + 1915633^2 .

It is a cyclic number.

It is not a de Polignac number, because 4661100143345 - 2²⁴ = 4661083366129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4661100143299 and 4661100143308.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 466110014330 + ... + 466110014339.

It is an arithmetic number, because the mean of its divisors is an integer number (1398330043005).

Almost surely, 2^{4661100143345} is an apocalyptic number.

It is an amenable number.

4661100143345 is a deficient number, since it is larger than the sum of its proper divisors (932220028675).

4661100143345 is an equidigital number, since it uses as much as digits as its factorization.

4661100143345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 932220028674.

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 4661100143345 in words is "four trillion, six hundred sixty-one billion, one hundred million, one hundred forty-three thousand, three hundred forty-five".