34449739547 has 2 divisors, whose sum is σ = 34449739548. Its totient is φ = 34449739546.

The previous prime is 34449739501. The next prime is 34449739697. The reversal of 34449739547 is 74593794443.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34449739547 - 2²⁴ = 34432962331 is a prime.

It is a super-2 number, since 2×34449739547² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (34449739847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17224869773 + 17224869774.

It is an arithmetic number, because the mean of its divisors is an integer number (17224869774).

Almost surely, 2^34449739547 is an apocalyptic number.

34449739547 is a deficient number, since it is larger than the sum of its proper divisors (1).

34449739547 is an equidigital number, since it uses as much as digits as its factorization.

34449739547 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45722880, while the sum is 59.

The spelling of 34449739547 in words is "thirty-four billion, four hundred forty-nine million, seven hundred thirty-nine thousand, five hundred forty-seven".