1840423399360 has 672 divisors, whose sum is σ = 5889959832960. Its totient is φ = 532691582976.

The previous prime is 1840423399319. The next prime is 1840423399393. The reversal of 1840423399360 is 639933240481.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a junction number, because it is equal to n+sod(n) for n = 1840423399298 and 1840423399307.

It is a congruent 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, 304854262 + ... + 304860298.

It is an arithmetic number, because the mean of its divisors is an integer number (8764821180).

Almost surely, 2^{1840423399360} is an apocalyptic number.

1840423399360 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 1840423399360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2944979916480).

1840423399360 is an abundant number, since it is smaller than the sum of its proper divisors (4049536433600).

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

1840423399360 is a wasteful number, since it uses less digits than its factorization.

1840423399360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6141 (or 6112 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 52.

The spelling of 1840423399360 in words is "one trillion, eight hundred forty billion, four hundred twenty-three million, three hundred ninety-nine thousand, three hundred sixty".