1854985036752 has 240 divisors, whose sum is σ = 5669287936000. Its totient is φ = 564034648320.

The previous prime is 1854985036741. The next prime is 1854985036759. The reversal of 1854985036752 is 2576305894581.

1854985036752 is a `hidden beast` number, since 1 + 8 + 54 + 9 + 8 + 503 + 6 + 75 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1854985036752.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1854985036759) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16823433 + ... + 16933335.

It is a 1-persistent number, because it is pandigital, but 2⋅1854985036752 = 3709970073504 is not.

Almost surely, 2^{1854985036752} is an apocalyptic number.

1854985036752 is a gapful number since it is divisible by the number (12) 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 1854985036752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2834643968000).

1854985036752 is an abundant number, since it is smaller than the sum of its proper divisors (3814302899248).

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

1854985036752 is a wasteful number, since it uses less digits than its factorization.

1854985036752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110166 (or 110157 counting only the distinct ones).

The product of its (nonzero) digits is 72576000, while the sum is 63.

The spelling of 1854985036752 in words is "one trillion, eight hundred fifty-four billion, nine hundred eighty-five million, thirty-six thousand, seven hundred fifty-two".