125267262385 has 16 divisors (see below), whose sum is σ = 150744927312. Its totient is φ = 99931392000.

The previous prime is 125267262383. The next prime is 125267262391. The reversal of 125267262385 is 583262762521.

It can be written as a sum of positive squares in 8 ways, for example, as 2878537104 + 122388725281 = 53652^2 + 349841^2 .

It is not a de Polignac number, because 125267262385 - 2¹ = 125267262383 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125267262383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2623747 + ... + 2671063.

It is an arithmetic number, because the mean of its divisors is an integer number (9421557957).

Almost surely, 2^125267262385 is an apocalyptic number.

It is an amenable number.

125267262385 is a deficient number, since it is larger than the sum of its proper divisors (25477664927).

125267262385 is an equidigital number, since it uses as much as digits as its factorization.

125267262385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48804.

The product of its digits is 2419200, while the sum is 49.

The spelling of 125267262385 in words is "one hundred twenty-five billion, two hundred sixty-seven million, two hundred sixty-two thousand, three hundred eighty-five".