4561616654399 has 16 divisors (see below), whose sum is σ = 5228288190720. Its totient is φ = 3898699157760.

The previous prime is 4561616654383. The next prime is 4561616654423. The reversal of 4561616654399 is 9934566161654.

It is a cyclic number.

It is not a de Polignac number, because 4561616654399 - 2⁴ = 4561616654383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4561616654339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102304292 + ... + 102348870.

It is an arithmetic number, because the mean of its divisors is an integer number (326768011920).

Almost surely, 2^{4561616654399} is an apocalyptic number.

4561616654399 is a deficient number, since it is larger than the sum of its proper divisors (666671536321).

4561616654399 is a wasteful number, since it uses less digits than its factorization.

4561616654399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86350.

The product of its digits is 125971200, while the sum is 65.

The spelling of 4561616654399 in words is "four trillion, five hundred sixty-one billion, six hundred sixteen million, six hundred fifty-four thousand, three hundred ninety-nine".