5450428663 has 4 divisors (see below), whose sum is σ = 5489640520. Its totient is φ = 5411216808.

The previous prime is 5450428651. The next prime is 5450428679. The reversal of 5450428663 is 3668240545.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5450428663 is a prime.

It is a super-2 number, since 2×5450428663² = 59414345220903935138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5450420663) 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, 19605720 + ... + 19605997.

It is an arithmetic number, because the mean of its divisors is an integer number (1372410130).

Almost surely, 2^5450428663 is an apocalyptic number.

5450428663 is a deficient number, since it is larger than the sum of its proper divisors (39211857).

5450428663 is a wasteful number, since it uses less digits than its factorization.

5450428663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39211856.

The product of its (nonzero) digits is 691200, while the sum is 43.

The square root of 5450428663 is about 73827.0185162587. The cubic root of 5450428663 is about 1759.8550008601.

The spelling of 5450428663 in words is "five billion, four hundred fifty million, four hundred twenty-eight thousand, six hundred sixty-three".