3469847860639 has 8 divisors (see below), whose sum is σ = 3497342318640. Its totient is φ = 3442384810176.

The previous prime is 3469847860637. The next prime is 3469847860657. The reversal of 3469847860639 is 9360687489643.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3469847860639 - 2¹ = 3469847860637 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 (3469847860631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7630029 + ... + 8071990.

It is an arithmetic number, because the mean of its divisors is an integer number (437167789830).

Almost surely, 2^{3469847860639} is an apocalyptic number.

3469847860639 is a deficient number, since it is larger than the sum of its proper divisors (27494458001).

3469847860639 is a wasteful number, since it uses less digits than its factorization.

3469847860639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15703769.

The product of its (nonzero) digits is 1128701952, while the sum is 73.

The spelling of 3469847860639 in words is "three trillion, four hundred sixty-nine billion, eight hundred forty-seven million, eight hundred sixty thousand, six hundred thirty-nine".