42013610623547 has 2 divisors, whose sum is σ = 42013610623548. Its totient is φ = 42013610623546.

The previous prime is 42013610623541. The next prime is 42013610623577. The reversal of 42013610623547 is 74532601631024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42013610623547 - 2¹⁶ = 42013610558011 is a prime.

It is a super-2 number, since 2×42013610623547² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42013610623498 and 42013610623507.

It is not a weakly prime, because it can be changed into another prime (42013610623541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21006805311773 + 21006805311774.

It is an arithmetic number, because the mean of its divisors is an integer number (21006805311774).

Almost surely, 2^{42013610623547} is an apocalyptic number.

42013610623547 is a deficient number, since it is larger than the sum of its proper divisors (1).

42013610623547 is an equidigital number, since it uses as much as digits as its factorization.

42013610623547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 44.

The spelling of 42013610623547 in words is "forty-two trillion, thirteen billion, six hundred ten million, six hundred twenty-three thousand, five hundred forty-seven".