4646816551145 has 16 divisors (see below), whose sum is σ = 5592549043200. Its totient is φ = 3706541947584.

The previous prime is 4646816551141. The next prime is 4646816551151. The reversal of 4646816551145 is 5411556186464.

It is a cyclic number.

It is not a de Polignac number, because 4646816551145 - 2² = 4646816551141 is a prime.

It is a super-2 number, since 2×4646816551145² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4646816551141) by changing a digit.

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, 27106892 + ... + 27277778.

It is an arithmetic number, because the mean of its divisors is an integer number (349534315200).

Almost surely, 2^{4646816551145} is an apocalyptic number.

It is an amenable number.

4646816551145 is a deficient number, since it is larger than the sum of its proper divisors (945732492055).

4646816551145 is a wasteful number, since it uses less digits than its factorization.

4646816551145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186824.

The product of its digits is 13824000, while the sum is 56.

The spelling of 4646816551145 in words is "four trillion, six hundred forty-six billion, eight hundred sixteen million, five hundred fifty-one thousand, one hundred forty-five".