1898318268000 has 960 divisors, whose sum is σ = 8686818556416. Its totient is φ = 394450560000.

The previous prime is 1898318267971. The next prime is 1898318268017. The reversal of 1898318268000 is 8628138981.

It is a super-2 number, since 2×1898318268000² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 24909955 + ... + 24986045.

Almost surely, 2^{1898318268000} is an apocalyptic number.

1898318268000 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 1898318268000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4343409278208).

1898318268000 is an abundant number, since it is smaller than the sum of its proper divisors (6788500288416).

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

1898318268000 is a wasteful number, since it uses less digits than its factorization.

1898318268000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76146 (or 76119 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 54.

The spelling of 1898318268000 in words is "one trillion, eight hundred ninety-eight billion, three hundred eighteen million, two hundred sixty-eight thousand".