12662289900 has 144 divisors (see below), whose sum is σ = 43838340000. Its totient is φ = 3116862720.

The previous prime is 12662289841. The next prime is 12662289949. The reversal of 12662289900 is 998226621.

12662289900 is a `hidden beast` number, since 12 + 6 + 622 + 8 + 9 + 9 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 145275 + ... + 215474.

Almost surely, 2^12662289900 is an apocalyptic number.

12662289900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12662289900 is an abundant number, since it is smaller than the sum of its proper divisors (31176050100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12662289900 is a wasteful number, since it uses less digits than its factorization.

12662289900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360785 (or 360772 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The spelling of 12662289900 in words is "twelve billion, six hundred sixty-two million, two hundred eighty-nine thousand, nine hundred".