1825801484408 has 64 divisors (see below), whose sum is σ = 3794666832000. Its totient is φ = 816588558720.

The previous prime is 1825801484401. The next prime is 1825801484471. The reversal of 1825801484408 is 8044841085281.

It is a super-2 number, since 2×1825801484408² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1825801484408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1825801484401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4994243 + ... + 5347341.

It is an arithmetic number, because the mean of its divisors is an integer number (59291669250).

Almost surely, 2^{1825801484408} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1825801484408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1897333416000).

1825801484408 is an abundant number, since it is smaller than the sum of its proper divisors (1968865347592).

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

1825801484408 is a wasteful number, since it uses less digits than its factorization.

1825801484408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354060 (or 354056 counting only the distinct ones).

The product of its (nonzero) digits is 2621440, while the sum is 53.

The spelling of 1825801484408 in words is "one trillion, eight hundred twenty-five billion, eight hundred one million, four hundred eighty-four thousand, four hundred eight".