1698045033312 has 144 divisors (see below), whose sum is σ = 4898115593280. Its totient is φ = 557915904000.

The previous prime is 1698045033283. The next prime is 1698045033329. The reversal of 1698045033312 is 2133305408961.

1698045033312 is a `hidden beast` number, since 1 + 69 + 80 + 4 + 503 + 3 + 3 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13611862 + ... + 13736042.

It is an arithmetic number, because the mean of its divisors is an integer number (34014691620).

Almost surely, 2^{1698045033312} is an apocalyptic number.

1698045033312 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 1698045033312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2449057796640).

1698045033312 is an abundant number, since it is smaller than the sum of its proper divisors (3200070559968).

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

1698045033312 is a wasteful number, since it uses less digits than its factorization.

1698045033312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124877 (or 124866 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The spelling of 1698045033312 in words is "one trillion, six hundred ninety-eight billion, forty-five million, thirty-three thousand, three hundred twelve".