4454809415851 has 2 divisors, whose sum is σ = 4454809415852. Its totient is φ = 4454809415850.

The previous prime is 4454809415827. The next prime is 4454809415869. The reversal of 4454809415851 is 1585149084544.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4454809415851 - 2¹⁵ = 4454809383083 is a prime.

It is not a weakly prime, because it can be changed into another prime (4454809415051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2227404707925 + 2227404707926.

It is an arithmetic number, because the mean of its divisors is an integer number (2227404707926).

Almost surely, 2^{4454809415851} is an apocalyptic number.

4454809415851 is a deficient number, since it is larger than the sum of its proper divisors (1).

4454809415851 is an equidigital number, since it uses as much as digits as its factorization.

4454809415851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432000, while the sum is 58.

The spelling of 4454809415851 in words is "four trillion, four hundred fifty-four billion, eight hundred nine million, four hundred fifteen thousand, eight hundred fifty-one".