1854722098656 has 288 divisors, whose sum is σ = 6193885501440. Its totient is φ = 515338288128.

The previous prime is 1854722098633. The next prime is 1854722098667. The reversal of 1854722098656 is 6568902274581.

1854722098656 is a `hidden beast` number, since 1 + 8 + 5 + 472 + 20 + 98 + 6 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 1854722098593 and 1854722098602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 184013425 + ... + 184023503.

It is an arithmetic number, because the mean of its divisors is an integer number (21506546880).

Almost surely, 2^{1854722098656} is an apocalyptic number.

1854722098656 is a gapful number since it is divisible by the number (16) 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 1854722098656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3096942750720).

1854722098656 is an abundant number, since it is smaller than the sum of its proper divisors (4339163402784).

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

1854722098656 is a wasteful number, since it uses less digits than its factorization.

1854722098656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12606 (or 12595 counting only the distinct ones).

The product of its (nonzero) digits is 58060800, while the sum is 63.

The spelling of 1854722098656 in words is "one trillion, eight hundred fifty-four billion, seven hundred twenty-two million, ninety-eight thousand, six hundred fifty-six".