34440788947 has 2 divisors, whose sum is σ = 34440788948. Its totient is φ = 34440788946.

The previous prime is 34440788929. The next prime is 34440788981. The reversal of 34440788947 is 74988704443.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34440788947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34440788891 and 34440788900.

It is not a weakly prime, because it can be changed into another prime (34440788927) 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, 17220394473 + 17220394474.

It is an arithmetic number, because the mean of its divisors is an integer number (17220394474).

Almost surely, 2^34440788947 is an apocalyptic number.

34440788947 is a deficient number, since it is larger than the sum of its proper divisors (1).

34440788947 is an equidigital number, since it uses as much as digits as its factorization.

34440788947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21676032, while the sum is 58.

The spelling of 34440788947 in words is "thirty-four billion, four hundred forty million, seven hundred eighty-eight thousand, nine hundred forty-seven".