125144422000 has 160 divisors (see below), whose sum is σ = 326277491904. Its totient is φ = 46150272000.

The previous prime is 125144421991. The next prime is 125144422001. The reversal of 125144422000 is 224441521.

It is a super-2 number, since 2×125144422000² (a number of 23 digits) contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125144422001) 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, 25243522 + ... + 25248478.

Almost surely, 2^125144422000 is an apocalyptic number.

125144422000 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 125144422000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163138745952).

125144422000 is an abundant number, since it is smaller than the sum of its proper divisors (201133069904).

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

125144422000 is a wasteful number, since it uses less digits than its factorization.

125144422000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5964 (or 5948 counting only the distinct ones).

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

Adding to 125144422000 its reverse (224441521), we get a palindrome (125368863521).

The spelling of 125144422000 in words is "one hundred twenty-five billion, one hundred forty-four million, four hundred twenty-two thousand".