1849730742000 has 800 divisors, whose sum is σ = 6892332505344. Its totient is φ = 477876672000.

The previous prime is 1849730741983. The next prime is 1849730742091. The reversal of 1849730742000 is 2470379481.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 912544987 + ... + 912547013.

Almost surely, 2^{1849730742000} is an apocalyptic number.

1849730742000 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 1849730742000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3446166252672).

1849730742000 is an abundant number, since it is smaller than the sum of its proper divisors (5042601763344).

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

1849730742000 is a wasteful number, since it uses less digits than its factorization.

1849730742000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2236 (or 2211 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 1849730742000 in words is "one trillion, eight hundred forty-nine billion, seven hundred thirty million, seven hundred forty-two thousand".