4000552401 has 8 divisors (see below), whose sum is σ = 5335111264. Its totient is φ = 2666514240.

The previous prime is 4000552399. The next prime is 4000552411. The reversal of 4000552401 is 1042550004.

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

It is not a de Polignac number, because 4000552401 - 2¹ = 4000552399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4000552411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111880 + ... + 143241.

It is an arithmetic number, because the mean of its divisors is an integer number (666888908).

Almost surely, 2^4000552401 is an apocalyptic number.

It is an amenable number.

4000552401 is a deficient number, since it is larger than the sum of its proper divisors (1334558863).

4000552401 is a wasteful number, since it uses less digits than its factorization.

4000552401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260351.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 4000552401 is about 63249.9201659575. The cubic root of 4000552401 is about 1587.4741220987.

The spelling of 4000552401 in words is "four billion, five hundred fifty-two thousand, four hundred one".