3855085212455 has 16 divisors (see below), whose sum is σ = 4635145015200. Its totient is φ = 3078041802240.

The previous prime is 3855085212449. The next prime is 3855085212493. The reversal of 3855085212455 is 5542125805583.

It is not a de Polignac number, because 3855085212455 - 2¹⁴ = 3855085196071 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3855085212397 and 3855085212406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14603435 + ... + 14865075.

It is an arithmetic number, because the mean of its divisors is an integer number (289696563450).

Almost surely, 2^{3855085212455} is an apocalyptic number.

3855085212455 is a deficient number, since it is larger than the sum of its proper divisors (780059802745).

3855085212455 is a wasteful number, since it uses less digits than its factorization.

3855085212455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267394.

The product of its (nonzero) digits is 9600000, while the sum is 53.

The spelling of 3855085212455 in words is "three trillion, eight hundred fifty-five billion, eighty-five million, two hundred twelve thousand, four hundred fifty-five".