125524663364105 has 4 divisors (see below), whose sum is σ = 150629596036932. Its totient is φ = 100419730691280.

The previous prime is 125524663364077. The next prime is 125524663364183. The reversal of 125524663364105 is 501463366425521.

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 14632032633856 + 110892630730249 = 3825184^2 + 10530557^2 .

It is not a de Polignac number, because 125524663364105 - 2⁶ = 125524663364041 is a prime.

It is a super-2 number, since 2×125524663364105² (a number of 29 digits) contains 22 as substring.

It is a Duffinian 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, 12552466336406 + ... + 12552466336415.

It is an arithmetic number, because the mean of its divisors is an integer number (37657399009233).

Almost surely, 2^{125524663364105} is an apocalyptic number.

It is an amenable number.

125524663364105 is a deficient number, since it is larger than the sum of its proper divisors (25104932672827).

125524663364105 is an equidigital number, since it uses as much as digits as its factorization.

125524663364105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25104932672826.

The product of its (nonzero) digits is 15552000, while the sum is 53.

The spelling of 125524663364105 in words is "one hundred twenty-five trillion, five hundred twenty-four billion, six hundred sixty-three million, three hundred sixty-four thousand, one hundred five".