4048945501 has 4 divisors (see below), whose sum is σ = 4086091900. Its totient is φ = 4011799104.

The previous prime is 4048945499. The next prime is 4048945517. The reversal of 4048945501 is 1055498404.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1186802500 + 2862143001 = 34450^2 + 53499^2 .

It is a cyclic number.

It is not a de Polignac number, because 4048945501 - 2¹ = 4048945499 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4048942501) 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, 18573036 + ... + 18573253.

It is an arithmetic number, because the mean of its divisors is an integer number (1021522975).

Almost surely, 2^4048945501 is an apocalyptic number.

It is an amenable number.

4048945501 is a deficient number, since it is larger than the sum of its proper divisors (37146399).

4048945501 is a wasteful number, since it uses less digits than its factorization.

4048945501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37146398.

The product of its (nonzero) digits is 115200, while the sum is 40.

The square root of 4048945501 is about 63631.3248408361. The cubic root of 4048945501 is about 1593.8494994940.

The spelling of 4048945501 in words is "four billion, forty-eight million, nine hundred forty-five thousand, five hundred one".