18843725356096 has 63 divisors (see below), whose sum is σ = 38285879921991. Its totient is φ = 9202020315264.

The previous prime is 18843725356081. The next prime is 18843725356109. The reversal of 18843725356096 is 69065352734881.

The square root of 18843725356096 is 4340936.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×18843725356096² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1493275675 + ... + 1493288293.

It is a 2-persistent number, because it is pandigital, and so is 2⋅18843725356096 = 37687450712192, but 3⋅18843725356096 = 56531176068288 is not.

Almost surely, 2^{18843725356096} is an apocalyptic number.

18843725356096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

18843725356096 is the 4340936-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 18843725356096

18843725356096 is an abundant number, since it is smaller than the sum of its proper divisors (19442154565895).

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

18843725356096 is an frugal number, since it uses more digits than its factorization.

18843725356096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25336 (or 12664 counting only the distinct ones).

The product of its (nonzero) digits is 261273600, while the sum is 67.

The spelling of 18843725356096 in words is "eighteen trillion, eight hundred forty-three billion, seven hundred twenty-five million, three hundred fifty-six thousand, ninety-six".