450545771078 has 32 divisors (see below), whose sum is σ = 731151489600. Its totient is φ = 206988402816.

The previous prime is 450545771077. The next prime is 450545771111. The reversal of 450545771078 is 870177545054.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450545771077) 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, 47859500 + ... + 47868912.

It is an arithmetic number, because the mean of its divisors is an integer number (22848484050).

Almost surely, 2^450545771078 is an apocalyptic number.

450545771078 is a deficient number, since it is larger than the sum of its proper divisors (280605718522).

450545771078 is a wasteful number, since it uses less digits than its factorization.

450545771078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17696.

The product of its (nonzero) digits is 5488000, while the sum is 53.

The spelling of 450545771078 in words is "four hundred fifty billion, five hundred forty-five million, seven hundred seventy-one thousand, seventy-eight".