11425422400 has 336 divisors, whose sum is σ = 33511744000. Its totient is φ = 3752386560.

The previous prime is 11425422397. The next prime is 11425422413. The reversal of 11425422400 is 422452411.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32737426 + ... + 32737774.

Almost surely, 2^11425422400 is an apocalyptic number.

11425422400 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 11425422400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16755872000).

11425422400 is an abundant number, since it is smaller than the sum of its proper divisors (22086321600).

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

11425422400 is a wasteful number, since it uses less digits than its factorization.

11425422400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494 (or 479 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

Adding to 11425422400 its reverse (422452411), we get a palindrome (11847874811).

The spelling of 11425422400 in words is "eleven billion, four hundred twenty-five million, four hundred twenty-two thousand, four hundred".