125026415165 has 8 divisors (see below), whose sum is σ = 150062873400. Its totient is φ = 100000348672.

The previous prime is 125026415161. The next prime is 125026415249. The reversal of 125026415165 is 561514620521.

It can be written as a sum of positive squares in 4 ways, for example, as 10827026809 + 114199388356 = 104053^2 + 337934^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 125026415165 - 2² = 125026415161 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125026415161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2571440 + ... + 2619609.

It is an arithmetic number, because the mean of its divisors is an integer number (18757859175).

Almost surely, 2^125026415165 is an apocalyptic number.

It is an amenable number.

125026415165 is a deficient number, since it is larger than the sum of its proper divisors (25036458235).

125026415165 is an equidigital number, since it uses as much as digits as its factorization.

125026415165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5195871.

The product of its (nonzero) digits is 72000, while the sum is 38.

The spelling of 125026415165 in words is "one hundred twenty-five billion, twenty-six million, four hundred fifteen thousand, one hundred sixty-five".