3408847457629 has 4 divisors (see below), whose sum is σ = 3419951195584. Its totient is φ = 3397743719676.

The previous prime is 3408847457623. The next prime is 3408847457641. The reversal of 3408847457629 is 9267547488043.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3408847457629 - 2⁹ = 3408847457117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3408847457623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5551868517 + ... + 5551869130.

It is an arithmetic number, because the mean of its divisors is an integer number (854987798896).

Almost surely, 2^{3408847457629} is an apocalyptic number.

It is an amenable number.

3408847457629 is a deficient number, since it is larger than the sum of its proper divisors (11103737955).

3408847457629 is a wasteful number, since it uses less digits than its factorization.

3408847457629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11103737954.

The product of its (nonzero) digits is 325140480, while the sum is 67.

The spelling of 3408847457629 in words is "three trillion, four hundred eight billion, eight hundred forty-seven million, four hundred fifty-seven thousand, six hundred twenty-nine".