453378157829 has 2 divisors, whose sum is σ = 453378157830. Its totient is φ = 453378157828.

The previous prime is 453378157811. The next prime is 453378157927. The reversal of 453378157829 is 928751873354.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 388315922500 + 65062235329 = 623150^2 + 255073^2 .

It is a cyclic number.

It is not a de Polignac number, because 453378157829 - 2²⁴ = 453361380613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (453308157829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226689078914 + 226689078915.

It is an arithmetic number, because the mean of its divisors is an integer number (226689078915).

Almost surely, 2^453378157829 is an apocalyptic number.

It is an amenable number.

453378157829 is a deficient number, since it is larger than the sum of its proper divisors (1).

453378157829 is an equidigital number, since it uses as much as digits as its factorization.

453378157829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50803200, while the sum is 62.

The spelling of 453378157829 in words is "four hundred fifty-three billion, three hundred seventy-eight million, one hundred fifty-seven thousand, eight hundred twenty-nine".