125230346642 has 8 divisors (see below), whose sum is σ = 188263885500. Its totient is φ = 62475718144.

The previous prime is 125230346623. The next prime is 125230346651. The reversal of 125230346642 is 246643032521.

It is a Cunningham number, because it is equal to 353879²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 125230346641 + 1 = 353879^2 + 1^2 .

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 = 125230346596 and 125230346605.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69726467 + ... + 69728262.

Almost surely, 2^125230346642 is an apocalyptic number.

125230346642 is a deficient number, since it is larger than the sum of its proper divisors (63033538858).

125230346642 is a wasteful number, since it uses less digits than its factorization.

125230346642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139455180.

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 125230346642 in words is "one hundred twenty-five billion, two hundred thirty million, three hundred forty-six thousand, six hundred forty-two".