3855203630455 has 8 divisors (see below), whose sum is σ = 4751277988032. Its totient is φ = 3000807150048.

The previous prime is 3855203630429. The next prime is 3855203630489. The reversal of 3855203630455 is 5540363025583.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3855203630455 - 2²⁹ = 3854666759543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3855203630399 and 3855203630408.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10419469087 + ... + 10419469456.

It is an arithmetic number, because the mean of its divisors is an integer number (593909748504).

Almost surely, 2^{3855203630455} is an apocalyptic number.

3855203630455 is a deficient number, since it is larger than the sum of its proper divisors (896074357577).

3855203630455 is a wasteful number, since it uses less digits than its factorization.

3855203630455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20838938585.

The product of its (nonzero) digits is 6480000, while the sum is 49.

The spelling of 3855203630455 in words is "three trillion, eight hundred fifty-five billion, two hundred three million, six hundred thirty thousand, four hundred fifty-five".