1650772112000 has 128 divisors (see below), whose sum is σ = 4477344655680. Its totient is φ = 600280704000.

The previous prime is 1650772111973. The next prime is 1650772112053. The reversal of 1650772112000 is 2112770561.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4513694 + ... + 4865693.

Almost surely, 2^{1650772112000} is an apocalyptic number.

1650772112000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1650772112000 is an abundant number, since it is smaller than the sum of its proper divisors (2826572543680).

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

1650772112000 is an equidigital number, since it uses as much as digits as its factorization.

1650772112000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9379427 (or 9379405 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 32.

Adding to 1650772112000 its reverse (2112770561), we get a palindrome (1652884882561).

The spelling of 1650772112000 in words is "one trillion, six hundred fifty billion, seven hundred seventy-two million, one hundred twelve thousand".