12728335070 has 16 divisors (see below), whose sum is σ = 24993821808. Its totient is φ = 4628485440.

The previous prime is 12728335027. The next prime is 12728335141. The reversal of 12728335070 is 7053382721.

It is a congruent number.

It is an unprimeable number.

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, 57855959 + ... + 57856178.

It is an arithmetic number, because the mean of its divisors is an integer number (1562113863).

Almost surely, 2^12728335070 is an apocalyptic number.

12728335070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12728335070 is a deficient number, since it is larger than the sum of its proper divisors (12265486738).

12728335070 is a wasteful number, since it uses less digits than its factorization.

12728335070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115712155.

The product of its (nonzero) digits is 70560, while the sum is 38.

The spelling of 12728335070 in words is "twelve billion, seven hundred twenty-eight million, three hundred thirty-five thousand, seventy".