12305285427535 has 32 divisors (see below), whose sum is σ = 14936470540992. Its totient is φ = 9731060858880.

The previous prime is 12305285427527. The next prime is 12305285427559. The reversal of 12305285427535 is 53572458250321.

It is not a de Polignac number, because 12305285427535 - 2³ = 12305285427527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2642317927 + ... + 2642322583.

It is an arithmetic number, because the mean of its divisors is an integer number (466764704406).

Almost surely, 2^{12305285427535} is an apocalyptic number.

12305285427535 is a deficient number, since it is larger than the sum of its proper divisors (2631185113457).

12305285427535 is a wasteful number, since it uses less digits than its factorization.

12305285427535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10123.

The product of its (nonzero) digits is 10080000, while the sum is 52.

The spelling of 12305285427535 in words is "twelve trillion, three hundred five billion, two hundred eighty-five million, four hundred twenty-seven thousand, five hundred thirty-five".