12553403705 has 8 divisors (see below), whose sum is σ = 15073610112. Its totient is φ = 10036372528.

The previous prime is 12553403663. The next prime is 12553403741. The reversal of 12553403705 is 50730435521.

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 12553403705 - 2²² = 12549209401 is a prime.

It is a Duffinian 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, 785099 + ... + 800928.

It is an arithmetic number, because the mean of its divisors is an integer number (1884201264).

Almost surely, 2^12553403705 is an apocalyptic number.

It is an amenable number.

12553403705 is a deficient number, since it is larger than the sum of its proper divisors (2520206407).

12553403705 is a wasteful number, since it uses less digits than its factorization.

12553403705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1587615.

The product of its (nonzero) digits is 63000, while the sum is 35.

The spelling of 12553403705 in words is "twelve billion, five hundred fifty-three million, four hundred three thousand, seven hundred five".