125025226067605 has 4 divisors (see below), whose sum is σ = 150030271281132. Its totient is φ = 100020180854080.

The previous prime is 125025226067597. The next prime is 125025226067647. The reversal of 125025226067605 is 506760622520521.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 43221775502929 + 81803450564676 = 6574327^2 + 9044526^2 .

It is not a de Polignac number, because 125025226067605 - 2³ = 125025226067597 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 12502522606756 + ... + 12502522606765.

It is an arithmetic number, because the mean of its divisors is an integer number (37507567820283).

Almost surely, 2^{125025226067605} is an apocalyptic number.

It is an amenable number.

125025226067605 is a deficient number, since it is larger than the sum of its proper divisors (25005045213527).

125025226067605 is an equidigital number, since it uses as much as digits as its factorization.

125025226067605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25005045213526.

The product of its (nonzero) digits is 3024000, while the sum is 49.

The spelling of 125025226067605 in words is "one hundred twenty-five trillion, twenty-five billion, two hundred twenty-six million, sixty-seven thousand, six hundred five".