450367378402 has 4 divisors (see below), whose sum is σ = 675551067606. Its totient is φ = 225183689200.

The previous prime is 450367378387. The next prime is 450367378403. The reversal of 450367378402 is 204873763054.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 204873763054 = 2 ⋅102436881527.

It can be written as a sum of positive squares in only one way, i.e., 404090333761 + 46277044641 = 635681^2 + 215121^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (450367378403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112591844599 + ... + 112591844602.

Almost surely, 2^450367378402 is an apocalyptic number.

450367378402 is a deficient number, since it is larger than the sum of its proper divisors (225183689204).

450367378402 is a wasteful number, since it uses less digits than its factorization.

450367378402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225183689203.

The product of its (nonzero) digits is 3386880, while the sum is 49.

The spelling of 450367378402 in words is "four hundred fifty billion, three hundred sixty-seven million, three hundred seventy-eight thousand, four hundred two".