4033978801 has 4 divisors (see below), whose sum is σ = 4037862400. Its totient is φ = 4030095204.

The previous prime is 4033978799. The next prime is 4033978811. The reversal of 4033978801 is 1088793304.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4033978801 - 2¹ = 4033978799 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4033978811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1940241 + ... + 1942318.

It is an arithmetic number, because the mean of its divisors is an integer number (1009465600).

Almost surely, 2^4033978801 is an apocalyptic number.

It is an amenable number.

4033978801 is a deficient number, since it is larger than the sum of its proper divisors (3883599).

4033978801 is a wasteful number, since it uses less digits than its factorization.

4033978801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3883598.

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 4033978801 is about 63513.6111475328. The cubic root of 4033978801 is about 1591.8832163151.

The spelling of 4033978801 in words is "four billion, thirty-three million, nine hundred seventy-eight thousand, eight hundred one".