2132245938648 has 128 divisors (see below), whose sum is σ = 6201312768000. Its totient is φ = 598314729600.

The previous prime is 2132245938629. The next prime is 2132245938653. The reversal of 2132245938648 is 8468395422312.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10315173 + ... + 10519851.

It is an arithmetic number, because the mean of its divisors is an integer number (48447756000).

Almost surely, 2^{2132245938648} is an apocalyptic number.

2132245938648 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2132245938648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3100656384000).

2132245938648 is an abundant number, since it is smaller than the sum of its proper divisors (4069066829352).

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

2132245938648 is a wasteful number, since it uses less digits than its factorization.

2132245938648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205805 (or 205801 counting only the distinct ones).

The product of its digits is 19906560, while the sum is 57.

The spelling of 2132245938648 in words is "two trillion, one hundred thirty-two billion, two hundred forty-five million, nine hundred thirty-eight thousand, six hundred forty-eight".