34472474789 has 2 divisors, whose sum is σ = 34472474790. Its totient is φ = 34472474788.

The previous prime is 34472474779. The next prime is 34472474791. The reversal of 34472474789 is 98747427443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31597906564 + 2874568225 = 177758^2 + 53615^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34472474789 is a prime.

Together with 34472474791, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34472474719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17236237394 + 17236237395.

It is an arithmetic number, because the mean of its divisors is an integer number (17236237395).

Almost surely, 2^34472474789 is an apocalyptic number.

It is an amenable number.

34472474789 is a deficient number, since it is larger than the sum of its proper divisors (1).

34472474789 is an equidigital number, since it uses as much as digits as its factorization.

34472474789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37933056, while the sum is 59.

The spelling of 34472474789 in words is "thirty-four billion, four hundred seventy-two million, four hundred seventy-four thousand, seven hundred eighty-nine".