601386539425 has 24 divisors (see below), whose sum is σ = 872070431936. Its totient is φ = 402789119040.

The previous prime is 601386539423. The next prime is 601386539437. The reversal of 601386539425 is 524935683106.

It is not a de Polignac number, because 601386539425 - 2¹ = 601386539423 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (601386539423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39951714 + ... + 39966763.

Almost surely, 2^601386539425 is an apocalyptic number.

It is an amenable number.

601386539425 is a deficient number, since it is larger than the sum of its proper divisors (270683892511).

601386539425 is a wasteful number, since it uses less digits than its factorization.

601386539425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79918537 (or 79918532 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 52.

The spelling of 601386539425 in words is "six hundred one billion, three hundred eighty-six million, five hundred thirty-nine thousand, four hundred twenty-five".