12655166510 has 16 divisors (see below), whose sum is σ = 26033485536. Its totient is φ = 4338914208.

The previous prime is 12655166483. The next prime is 12655166519. The reversal of 12655166510 is 1566155621.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12655166519) 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, 90393977 + ... + 90394116.

It is an arithmetic number, because the mean of its divisors is an integer number (1627092846).

Almost surely, 2^12655166510 is an apocalyptic number.

12655166510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12655166510 is an abundant number, since it is smaller than the sum of its proper divisors (13378319026).

12655166510 is a wasteful number, since it uses less digits than its factorization.

12655166510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180788107.

The product of its (nonzero) digits is 54000, while the sum is 38.

The spelling of 12655166510 in words is "twelve billion, six hundred fifty-five million, one hundred sixty-six thousand, five hundred ten".