453378157828 has 6 divisors (see below), whose sum is σ = 793411776206. Its totient is φ = 226689078912.

The previous prime is 453378157811. The next prime is 453378157829. The reversal of 453378157828 is 828751873354.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 284080472064 + 169297685764 = 532992^2 + 411458^2 .

It is not an unprimeable number, because it can be changed into a prime (453378157829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56672269725 + ... + 56672269732.

Almost surely, 2^453378157828 is an apocalyptic number.

It is an amenable number.

453378157828 is a deficient number, since it is larger than the sum of its proper divisors (340033618378).

453378157828 is a wasteful number, since it uses less digits than its factorization.

453378157828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113344539461 (or 113344539459 counting only the distinct ones).

The product of its digits is 45158400, while the sum is 61.

The spelling of 453378157828 in words is "four hundred fifty-three billion, three hundred seventy-eight million, one hundred fifty-seven thousand, eight hundred twenty-eight".