1872208226448 has 300 divisors, whose sum is σ = 6437526936192. Its totient is φ = 523534596480.

The previous prime is 1872208226437. The next prime is 1872208226453. The reversal of 1872208226448 is 8446228022781.

It is a happy number.

1872208226448 is a `hidden beast` number, since 1 + 87 + 2 + 20 + 82 + 26 + 448 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 1872208226394 and 1872208226403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 2671053 + ... + 3298323.

Almost surely, 2^{1872208226448} is an apocalyptic number.

1872208226448 is a gapful number since it is divisible by the number (18) 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 1872208226448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3218763468096).

1872208226448 is an abundant number, since it is smaller than the sum of its proper divisors (4565318709744).

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

1872208226448 is a wasteful number, since it uses less digits than its factorization.

1872208226448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627352 (or 627330 counting only the distinct ones).

The product of its (nonzero) digits is 5505024, while the sum is 54.

The spelling of 1872208226448 in words is "one trillion, eight hundred seventy-two billion, two hundred eight million, two hundred twenty-six thousand, four hundred forty-eight".