125554002432 has 80 divisors (see below), whose sum is σ = 336353070240. Its totient is φ = 41617436672.

The previous prime is 125554002361. The next prime is 125554002443. The reversal of 125554002432 is 234200455521.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 125554002393 and 125554002402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46618 + ... + 503270.

It is an arithmetic number, because the mean of its divisors is an integer number (4204413378).

Almost surely, 2^125554002432 is an apocalyptic number.

125554002432 is a gapful number since it is divisible by the number (12) 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 125554002432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168176535120).

125554002432 is an abundant number, since it is smaller than the sum of its proper divisors (210799067808).

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

125554002432 is an equidigital number, since it uses as much as digits as its factorization.

125554002432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456853 (or 456837 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 125554002432 its reverse (234200455521), we get a palindrome (359754457953).

The spelling of 125554002432 in words is "one hundred twenty-five billion, five hundred fifty-four million, two thousand, four hundred thirty-two".