42611810104477 has 2 divisors, whose sum is σ = 42611810104478. Its totient is φ = 42611810104476.

The previous prime is 42611810104361. The next prime is 42611810104483. The reversal of 42611810104477 is 77440101811624.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40366784352196 + 2245025752281 = 6353486^2 + 1498341^2 .

It is a cyclic number.

It is not a de Polignac number, because 42611810104477 - 2¹⁵ = 42611810071709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42611510104477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21305905052238 + 21305905052239.

It is an arithmetic number, because the mean of its divisors is an integer number (21305905052239).

Almost surely, 2^{42611810104477} is an apocalyptic number.

It is an amenable number.

42611810104477 is a deficient number, since it is larger than the sum of its proper divisors (1).

42611810104477 is an equidigital number, since it uses as much as digits as its factorization.

42611810104477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 301056, while the sum is 46.

The spelling of 42611810104477 in words is "forty-two trillion, six hundred eleven billion, eight hundred ten million, one hundred four thousand, four hundred seventy-seven".