125442230530 has 8 divisors (see below), whose sum is σ = 225796014972. Its totient is φ = 50176892208.

The previous prime is 125442230519. The next prime is 125442230531. The reversal of 125442230530 is 35032244521.

It can be written as a sum of positive squares in 2 ways, for example, as 124879544689 + 562685841 = 353383^2 + 23721^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 125442230492 and 125442230501.

It is not an unprimeable number, because it can be changed into a prime (125442230531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6272111517 + ... + 6272111536.

Almost surely, 2^125442230530 is an apocalyptic number.

125442230530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125442230530 is a deficient number, since it is larger than the sum of its proper divisors (100353784442).

125442230530 is a wasteful number, since it uses less digits than its factorization.

125442230530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12544223060.

The product of its (nonzero) digits is 28800, while the sum is 31.

The spelling of 125442230530 in words is "one hundred twenty-five billion, four hundred forty-two million, two hundred thirty thousand, five hundred thirty".