12151626065 has 16 divisors (see below), whose sum is σ = 15038588928. Its totient is φ = 9420437376.

The previous prime is 12151626037. The next prime is 12151626083. The reversal of 12151626065 is 56062615121.

It is a cyclic number.

It is not a de Polignac number, because 12151626065 - 2⁸ = 12151625809 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195212 + ... + 249821.

It is an arithmetic number, because the mean of its divisors is an integer number (939911808).

Almost surely, 2^12151626065 is an apocalyptic number.

It is an amenable number.

12151626065 is a deficient number, since it is larger than the sum of its proper divisors (2886962863).

12151626065 is a wasteful number, since it uses less digits than its factorization.

12151626065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445208.

The product of its (nonzero) digits is 21600, while the sum is 35.

The spelling of 12151626065 in words is "twelve billion, one hundred fifty-one million, six hundred twenty-six thousand, sixty-five".