450045077 has 4 divisors (see below), whose sum is σ = 473731680. Its totient is φ = 426358476.

The previous prime is 450045059. The next prime is 450045083. The reversal of 450045077 is 770540054.

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, and also an emirpimes, since its reverse is a distinct semiprime: 770540054 = 2 ⋅385270027.

It is a cyclic number.

It is not a de Polignac number, because 450045077 - 2⁸ = 450044821 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 (450045017) 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, 11843273 + ... + 11843310.

It is an arithmetic number, because the mean of its divisors is an integer number (118432920).

Almost surely, 2^450045077 is an apocalyptic number.

It is an amenable number.

450045077 is a deficient number, since it is larger than the sum of its proper divisors (23686603).

450045077 is a wasteful number, since it uses less digits than its factorization.

450045077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23686602.

The product of its (nonzero) digits is 19600, while the sum is 32.

The square root of 450045077 is about 21214.2658840696. The cubic root of 450045077 is about 766.3350188950.

The spelling of 450045077 in words is "four hundred fifty million, forty-five thousand, seventy-seven".