605623013525 has 12 divisors (see below), whose sum is σ = 750986441604. Its totient is φ = 484489440000.

The previous prime is 605623013519. The next prime is 605623013543. The reversal of 605623013525 is 525310326506.

It can be written as a sum of positive squares in 6 ways, for example, as 225420196 + 605397593329 = 15014^2 + 778073^2 .

It is not a de Polignac number, because 605623013525 - 2²⁶ = 605555904661 is a prime.

It is a super-2 number, since 2×605623013525² (a number of 24 digits) contains 22 as substring.

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 (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1377155 + ... + 1762895.

It is an arithmetic number, because the mean of its divisors is an integer number (62582203467).

Almost surely, 2^605623013525 is an apocalyptic number.

It is an amenable number.

605623013525 is a deficient number, since it is larger than the sum of its proper divisors (145363428079).

605623013525 is a wasteful number, since it uses less digits than its factorization.

605623013525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448552 (or 448547 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 38.

The spelling of 605623013525 in words is "six hundred five billion, six hundred twenty-three million, thirteen thousand, five hundred twenty-five".