4055321619 has 30 divisors (see below), whose sum is σ = 6226273284. Its totient is φ = 2630406960.

The previous prime is 4055321617. The next prime is 4055321671. The reversal of 4055321619 is 9161235504.

4055321619 is a `hidden beast` number, since 4 + 0 + 5 + 5 + 32 + 1 + 619 = 666.

It is not a de Polignac number, because 4055321619 - 2¹ = 4055321617 is a prime.

It is a super-2 number, since 2×4055321619² = 32891266867057562322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4055321617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 92604 + ... + 129174.

Almost surely, 2^4055321619 is an apocalyptic number.

4055321619 is a deficient number, since it is larger than the sum of its proper divisors (2170951665).

4055321619 is an equidigital number, since it uses as much as digits as its factorization.

4055321619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36657 (or 36611 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 4055321619 is about 63681.4071688118. The cubic root of 4055321619 is about 1594.6857042626.

The spelling of 4055321619 in words is "four billion, fifty-five million, three hundred twenty-one thousand, six hundred nineteen".