1228682909150 has 48 divisors (see below), whose sum is σ = 2384903606400. Its totient is φ = 470067243360.

The previous prime is 1228682909123. The next prime is 1228682909159. The reversal of 1228682909150 is 519092868221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1228682909092 and 1228682909101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1228682909159) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17512841 + ... + 17582859.

It is an arithmetic number, because the mean of its divisors is an integer number (49685491800).

Almost surely, 2^{1228682909150} is an apocalyptic number.

1228682909150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1228682909150 is a deficient number, since it is larger than the sum of its proper divisors (1156220697250).

1228682909150 is a wasteful number, since it uses less digits than its factorization.

1228682909150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85313 (or 85308 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 53.

The spelling of 1228682909150 in words is "one trillion, two hundred twenty-eight billion, six hundred eighty-two million, nine hundred nine thousand, one hundred fifty".