448589405427 has 4 divisors (see below), whose sum is σ = 598119207240. Its totient is φ = 299059603616.

The previous prime is 448589405401. The next prime is 448589405431. The reversal of 448589405427 is 724504985844.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 448589405427 - 2¹⁸ = 448589143283 is a prime.

It is a super-2 number, since 2×448589405427² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (448589405447) 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, 74764900902 + ... + 74764900907.

It is an arithmetic number, because the mean of its divisors is an integer number (149529801810).

Almost surely, 2^448589405427 is an apocalyptic number.

448589405427 is a deficient number, since it is larger than the sum of its proper divisors (149529801813).

448589405427 is a wasteful number, since it uses less digits than its factorization.

448589405427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149529801812.

The product of its (nonzero) digits is 51609600, while the sum is 60.

The spelling of 448589405427 in words is "four hundred forty-eight billion, five hundred eighty-nine million, four hundred five thousand, four hundred twenty-seven".