1425811712448 has 224 divisors, whose sum is σ = 3958019463168. Its totient is φ = 452454912000.

The previous prime is 1425811712407. The next prime is 1425811712477. The reversal of 1425811712448 is 8442171185241.

It is a happy number.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 1425811712397 and 1425811712406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94373311 + ... + 94388417.

Almost surely, 2^{1425811712448} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1425811712448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1979009731584).

1425811712448 is an abundant number, since it is smaller than the sum of its proper divisors (2532207750720).

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

1425811712448 is a wasteful number, since it uses less digits than its factorization.

1425811712448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15411 (or 15401 counting only the distinct ones).

The product of its digits is 573440, while the sum is 48.

Adding to 1425811712448 its reverse (8442171185241), we get a palindrome (9867982897689).

The spelling of 1425811712448 in words is "one trillion, four hundred twenty-five billion, eight hundred eleven million, seven hundred twelve thousand, four hundred forty-eight".