125551132000 has 288 divisors, whose sum is σ = 360811039680. Its totient is φ = 42810163200.

The previous prime is 125551131983. The next prime is 125551132037. The reversal of 125551132000 is 231155521.

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

It is a congruent number.

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, 37826341 + ... + 37829659.

It is an arithmetic number, because the mean of its divisors is an integer number (1252816110).

Almost surely, 2^125551132000 is an apocalyptic number.

125551132000 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 125551132000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180405519840).

125551132000 is an abundant number, since it is smaller than the sum of its proper divisors (235259907680).

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

125551132000 is a wasteful number, since it uses less digits than its factorization.

125551132000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3551 (or 3526 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

Adding to 125551132000 its reverse (231155521), we get a palindrome (125782287521).

The spelling of 125551132000 in words is "one hundred twenty-five billion, five hundred fifty-one million, one hundred thirty-two thousand".