42611810104449 has 12 divisors (see below), whose sum is σ = 61769432919012. Its totient is φ = 28306777766400.

The previous prime is 42611810104361. The next prime is 42611810104477. The reversal of 42611810104449 is 94440101811624.

42611810104449 is a `hidden beast` number, since 4 + 2 + 611 + 8 + 10 + 10 + 4 + 4 + 4 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 37408881038400 + 5202929066049 = 6116280^2 + 2280993^2 .

It is not a de Polignac number, because 42611810104449 - 2⁷ = 42611810104321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42611810104049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8424633712 + ... + 8424638769.

It is an arithmetic number, because the mean of its divisors is an integer number (5147452743251).

Almost surely, 2^{42611810104449} is an apocalyptic number.

It is an amenable number.

42611810104449 is a deficient number, since it is larger than the sum of its proper divisors (19157622814563).

42611810104449 is a wasteful number, since it uses less digits than its factorization.

42611810104449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16849272768 (or 16849272765 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 45.

The spelling of 42611810104449 in words is "forty-two trillion, six hundred eleven billion, eight hundred ten million, one hundred four thousand, four hundred forty-nine".