8450451505 has 16 divisors (see below), whose sum is σ = 10651532544. Its totient is φ = 6423595200.

The previous prime is 8450451439. The next prime is 8450451509. The reversal of 8450451505 is 5051540548.

It is not a de Polignac number, because 8450451505 - 2⁷ = 8450451377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8450451509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225954 + ... + 260683.

It is an arithmetic number, because the mean of its divisors is an integer number (665720784).

Almost surely, 2^8450451505 is an apocalyptic number.

It is an amenable number.

8450451505 is a deficient number, since it is larger than the sum of its proper divisors (2201081039).

8450451505 is a wasteful number, since it uses less digits than its factorization.

8450451505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486816.

The product of its (nonzero) digits is 80000, while the sum is 37.

The square root of 8450451505 is about 91926.3373848866. The cubic root of 8450451505 is about 2036.8543330592.

The spelling of 8450451505 in words is "eight billion, four hundred fifty million, four hundred fifty-one thousand, five hundred five".