125854344535 has 8 divisors (see below), whose sum is σ = 151517154096. Its totient is φ = 100355515200.

The previous prime is 125854344523. The next prime is 125854344599. The reversal of 125854344535 is 535443458521.

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

It is not a de Polignac number, because 125854344535 - 2²³ = 125845955927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 40993366 + ... + 40996435.

It is an arithmetic number, because the mean of its divisors is an integer number (18939644262).

Almost surely, 2^125854344535 is an apocalyptic number.

125854344535 is a deficient number, since it is larger than the sum of its proper divisors (25662809561).

125854344535 is an equidigital number, since it uses as much as digits as its factorization.

125854344535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81990113.

The product of its digits is 5760000, while the sum is 49.

The spelling of 125854344535 in words is "one hundred twenty-five billion, eight hundred fifty-four million, three hundred forty-four thousand, five hundred thirty-five".