1966231050 has 192 divisors, whose sum is σ = 6003901440. Its totient is φ = 415595520.

The previous prime is 1966231019. The next prime is 1966231087. The reversal of 1966231050 is 501326691.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1052217 + ... + 1054083.

It is an arithmetic number, because the mean of its divisors is an integer number (31270320).

Almost surely, 2^1966231050 is an apocalyptic number.

1966231050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1966231050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3001950720).

1966231050 is an abundant number, since it is smaller than the sum of its proper divisors (4037670390).

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

1966231050 is a wasteful number, since it uses less digits than its factorization.

1966231050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1965 (or 1960 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 1966231050 is about 44342.2039371071. The cubic root of 1966231050 is about 1252.7897266418.

The spelling of 1966231050 in words is "one billion, nine hundred sixty-six million, two hundred thirty-one thousand, fifty".