12880365535 has 8 divisors (see below), whose sum is σ = 15460664256. Its totient is φ = 10301475360.

The previous prime is 12880365517. The next prime is 12880365551. The reversal of 12880365535 is 53556308821.

It is a happy number.

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

It is not a de Polignac number, because 12880365535 - 2⁹ = 12880365023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 331911 + ... + 368680.

It is an arithmetic number, because the mean of its divisors is an integer number (1932583032).

Almost surely, 2^12880365535 is an apocalyptic number.

12880365535 is a deficient number, since it is larger than the sum of its proper divisors (2580298721).

12880365535 is an equidigital number, since it uses as much as digits as its factorization.

12880365535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704273.

The product of its (nonzero) digits is 864000, while the sum is 46.

The spelling of 12880365535 in words is "twelve billion, eight hundred eighty million, three hundred sixty-five thousand, five hundred thirty-five".