4146454616420 has 12 divisors (see below), whose sum is σ = 8707554694524. Its totient is φ = 1658581846560.

The previous prime is 4146454616419. The next prime is 4146454616449. The reversal of 4146454616420 is 246164546414.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2925221867584 + 1221232748836 = 1710328^2 + 1105094^2 .

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 3 ways as a sum of consecutive naturals, for example, 103661365391 + ... + 103661365430.

It is an arithmetic number, because the mean of its divisors is an integer number (725629557877).

Almost surely, 2^{4146454616420} is an apocalyptic number.

It is an amenable number.

4146454616420 is an abundant number, since it is smaller than the sum of its proper divisors (4561100078104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4146454616420 is a wasteful number, since it uses less digits than its factorization.

4146454616420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207322730830 (or 207322730828 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 47.

The spelling of 4146454616420 in words is "four trillion, one hundred forty-six billion, four hundred fifty-four million, six hundred sixteen thousand, four hundred twenty".