1425381334280 has 128 divisors (see below), whose sum is σ = 3415365233280. Its totient is φ = 533524869120.

The previous prime is 1425381334241. The next prime is 1425381334283. The reversal of 1425381334280 is 824331835241.

It is a super-2 number, since 2×1425381334280² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1425381334283) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88706807 + ... + 88722873.

It is an arithmetic number, because the mean of its divisors is an integer number (26682540885).

Almost surely, 2^{1425381334280} is an apocalyptic number.

1425381334280 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 1425381334280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1707682616640).

1425381334280 is an abundant number, since it is smaller than the sum of its proper divisors (1989983899000).

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

1425381334280 is a wasteful number, since it uses less digits than its factorization.

1425381334280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16839 (or 16835 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 44.

The spelling of 1425381334280 in words is "one trillion, four hundred twenty-five billion, three hundred eighty-one million, three hundred thirty-four thousand, two hundred eighty".