453378157855 has 16 divisors (see below), whose sum is σ = 621962694720. Its totient is φ = 310794412032.

The previous prime is 453378157829. The next prime is 453378157927. The reversal of 453378157855 is 558751873354.

It is a cyclic number.

It is not a de Polignac number, because 453378157855 - 2²¹ = 453376060703 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 453378157793 and 453378157802.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1829064 + ... + 2062093.

It is an arithmetic number, because the mean of its divisors is an integer number (38872668420).

Almost surely, 2^453378157855 is an apocalyptic number.

453378157855 is a deficient number, since it is larger than the sum of its proper divisors (168584536865).

453378157855 is a wasteful number, since it uses less digits than its factorization.

453378157855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3894498.

The product of its digits is 70560000, while the sum is 61.

The spelling of 453378157855 in words is "four hundred fifty-three billion, three hundred seventy-eight million, one hundred fifty-seven thousand, eight hundred fifty-five".