42615611147 has 2 divisors, whose sum is σ = 42615611148. Its totient is φ = 42615611146.

The previous prime is 42615611117. The next prime is 42615611173. The reversal of 42615611147 is 74111651624.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42615611147 - 2²² = 42611416843 is a prime.

It is a super-3 number, since 3×42615611147³ (a number of 33 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 42615611147.

It is not a weakly prime, because it can be changed into another prime (42615611117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21307805573 + 21307805574.

It is an arithmetic number, because the mean of its divisors is an integer number (21307805574).

Almost surely, 2^42615611147 is an apocalyptic number.

42615611147 is a deficient number, since it is larger than the sum of its proper divisors (1).

42615611147 is an equidigital number, since it uses as much as digits as its factorization.

42615611147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 38.

The spelling of 42615611147 in words is "forty-two billion, six hundred fifteen million, six hundred eleven thousand, one hundred forty-seven".