4019956855 has 4 divisors (see below), whose sum is σ = 4823948232. Its totient is φ = 3215965480.

The previous prime is 4019956751. The next prime is 4019956861. The reversal of 4019956855 is 5586599104.

4019956855 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 4019956855 - 2¹³ = 4019948663 is a prime.

It is a super-2 number, since 2×4019956855² = 32320106232122982050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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, 401995681 + ... + 401995690.

It is an arithmetic number, because the mean of its divisors is an integer number (1205987058).

Almost surely, 2^4019956855 is an apocalyptic number.

4019956855 is a deficient number, since it is larger than the sum of its proper divisors (803991377).

4019956855 is an equidigital number, since it uses as much as digits as its factorization.

4019956855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803991376.

The product of its (nonzero) digits is 1944000, while the sum is 52.

The square root of 4019956855 is about 63403.1296940459. The cubic root of 4019956855 is about 1590.0366347057.

The spelling of 4019956855 in words is "four billion, nineteen million, nine hundred fifty-six thousand, eight hundred fifty-five".