125551300000 has 288 divisors, whose sum is σ = 358494304896. Its totient is φ = 42387840000.

The previous prime is 125551299953. The next prime is 125551300031. The reversal of 125551300000 is 3155521.

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 47 ways as a sum of consecutive naturals, for example, 46898662 + ... + 46901338.

It is an arithmetic number, because the mean of its divisors is an integer number (1244771892).

Almost surely, 2^125551300000 is an apocalyptic number.

125551300000 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 125551300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179247152448).

125551300000 is an abundant number, since it is smaller than the sum of its proper divisors (232943004896).

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

125551300000 is an frugal number, since it uses more digits than its factorization.

125551300000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2786 (or 2758 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 22.

Adding to 125551300000 its reverse (3155521), we get a palindrome (125554455521).

The spelling of 125551300000 in words is "one hundred twenty-five billion, five hundred fifty-one million, three hundred thousand".