34401656479 has 2 divisors, whose sum is σ = 34401656480. Its totient is φ = 34401656478.

The previous prime is 34401656477. The next prime is 34401656543. The reversal of 34401656479 is 97465610443.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34401656479 - 2¹ = 34401656477 is a prime.

Together with 34401656477, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34401656477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17200828239 + 17200828240.

It is an arithmetic number, because the mean of its divisors is an integer number (17200828240).

Almost surely, 2^34401656479 is an apocalyptic number.

34401656479 is a deficient number, since it is larger than the sum of its proper divisors (1).

34401656479 is an equidigital number, since it uses as much as digits as its factorization.

34401656479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 49.

The spelling of 34401656479 in words is "thirty-four billion, four hundred one million, six hundred fifty-six thousand, four hundred seventy-nine".