4055838591 has 64 divisors (see below), whose sum is σ = 6628966400. Its totient is φ = 2154387456.

The previous prime is 4055838551. The next prime is 4055838637. The reversal of 4055838591 is 1958385504.

It is a happy number.

It is not a de Polignac number, because 4055838591 - 2¹⁵ = 4055805823 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4055838591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4055838551) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7028895 + ... + 7029471.

It is an arithmetic number, because the mean of its divisors is an integer number (103577600).

Almost surely, 2^4055838591 is an apocalyptic number.

4055838591 is a deficient number, since it is larger than the sum of its proper divisors (2573127809).

4055838591 is a wasteful number, since it uses less digits than its factorization.

4055838591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908.

The product of its (nonzero) digits is 864000, while the sum is 48.

The square root of 4055838591 is about 63685.4660892107. The cubic root of 4055838591 is about 1594.7534648421.

The spelling of 4055838591 in words is "four billion, fifty-five million, eight hundred thirty-eight thousand, five hundred ninety-one".