13598429649 has 8 divisors (see below), whose sum is σ = 20721416640. Its totient is φ = 7770531216.

The previous prime is 13598429629. The next prime is 13598429653. The reversal of 13598429649 is 94692489531.

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

It is not a de Polignac number, because 13598429649 - 2⁸ = 13598429393 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13598429592 and 13598429601.

It is not an unprimeable number, because it can be changed into a prime (13598429609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 323772114 + ... + 323772155.

It is an arithmetic number, because the mean of its divisors is an integer number (2590177080).

Almost surely, 2^13598429649 is an apocalyptic number.

It is an amenable number.

13598429649 is a deficient number, since it is larger than the sum of its proper divisors (7122986991).

13598429649 is an equidigital number, since it uses as much as digits as its factorization.

13598429649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647544279.

The product of its digits is 16796160, while the sum is 60.

The spelling of 13598429649 in words is "thirteen billion, five hundred ninety-eight million, four hundred twenty-nine thousand, six hundred forty-nine".