1745612440000 has 560 divisors, whose sum is σ = 5150995153920. Its totient is φ = 578373120000.

The previous prime is 1745612439983. The next prime is 1745612440001. The reversal of 1745612440000 is 442165471.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1745612440001) by changing a digit.

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 79 ways as a sum of consecutive naturals, for example, 451878069 + ... + 451881931.

It is an arithmetic number, because the mean of its divisors is an integer number (9198205632).

Almost surely, 2^{1745612440000} is an apocalyptic number.

1745612440000 is a gapful number since it is divisible by the number (10) 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 1745612440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2575497576960).

1745612440000 is an abundant number, since it is smaller than the sum of its proper divisors (3405382713920).

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

1745612440000 is a wasteful number, since it uses less digits than its factorization.

1745612440000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3998 (or 3973 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 34.

The spelling of 1745612440000 in words is "one trillion, seven hundred forty-five billion, six hundred twelve million, four hundred forty thousand".