125445435635 has 16 divisors (see below), whose sum is σ = 162209661600. Its totient is φ = 92582023680.

The previous prime is 125445435629. The next prime is 125445435649. The reversal of 125445435635 is 536534544521.

It is not a de Polignac number, because 125445435635 - 2⁶ = 125445435571 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125445435635.

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 15 ways as a sum of consecutive naturals, for example, 457526 + ... + 678395.

It is an arithmetic number, because the mean of its divisors is an integer number (10138103850).

Almost surely, 2^125445435635 is an apocalyptic number.

125445435635 is a deficient number, since it is larger than the sum of its proper divisors (36764225965).

125445435635 is a wasteful number, since it uses less digits than its factorization.

125445435635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137638.

The product of its digits is 4320000, while the sum is 47.

The spelling of 125445435635 in words is "one hundred twenty-five billion, four hundred forty-five million, four hundred thirty-five thousand, six hundred thirty-five".