4561938671099 has 64 divisors (see below), whose sum is σ = 5193505935360. Its totient is φ = 3985963914240.

The previous prime is 4561938671041. The next prime is 4561938671159. The reversal of 4561938671099 is 9901768391654.

It is not a de Polignac number, because 4561938671099 - 2¹² = 4561938667003 is a prime.

It is a super-2 number, since 2×4561938671099² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4561938670099) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2430440549 + ... + 2430442425.

It is an arithmetic number, because the mean of its divisors is an integer number (81148530240).

Almost surely, 2^{4561938671099} is an apocalyptic number.

4561938671099 is a deficient number, since it is larger than the sum of its proper divisors (631567264261).

4561938671099 is a wasteful number, since it uses less digits than its factorization.

4561938671099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3660.

The product of its (nonzero) digits is 88179840, while the sum is 68.

The spelling of 4561938671099 in words is "four trillion, five hundred sixty-one billion, nine hundred thirty-eight million, six hundred seventy-one thousand, ninety-nine".