42120601405471 has 2 divisors, whose sum is σ = 42120601405472. Its totient is φ = 42120601405470.

The previous prime is 42120601405433. The next prime is 42120601405481. The reversal of 42120601405471 is 17450410602124.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42120601405471 - 2³⁷ = 41983162451999 is a prime.

It is a super-3 number, since 3×42120601405471³ (a number of 42 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42120601405471.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42120601405411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21060300702735 + 21060300702736.

It is an arithmetic number, because the mean of its divisors is an integer number (21060300702736).

Almost surely, 2^{42120601405471} is an apocalyptic number.

42120601405471 is a deficient number, since it is larger than the sum of its proper divisors (1).

42120601405471 is an equidigital number, since it uses as much as digits as its factorization.

42120601405471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 53760, while the sum is 37.

The spelling of 42120601405471 in words is "forty-two trillion, one hundred twenty billion, six hundred one million, four hundred five thousand, four hundred seventy-one".