125435442355 has 16 divisors (see below), whose sum is σ = 157082333184. Its totient is φ = 95976004960.

The previous prime is 125435442329. The next prime is 125435442359. The reversal of 125435442355 is 553244534521.

It is not a de Polignac number, because 125435442355 - 2²⁷ = 125301224627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125435442359) 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, 1271622 + ... + 1366708.

It is an arithmetic number, because the mean of its divisors is an integer number (9817645824).

Almost surely, 2^125435442355 is an apocalyptic number.

125435442355 is a deficient number, since it is larger than the sum of its proper divisors (31646890829).

125435442355 is a wasteful number, since it uses less digits than its factorization.

125435442355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106586.

The product of its digits is 1440000, while the sum is 43.

Adding to 125435442355 its reverse (553244534521), we get a palindrome (678679976876).

The spelling of 125435442355 in words is "one hundred twenty-five billion, four hundred thirty-five million, four hundred forty-two thousand, three hundred fifty-five".