28460653523 has 8 divisors (see below), whose sum is σ = 28860292800. Its totient is φ = 28061998848.

The previous prime is 28460653519. The next prime is 28460653531. The reversal of 28460653523 is 32535606482.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 28460653523 - 2² = 28460653519 is a prime.

It is a super-3 number, since 3×28460653523³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28460653553) 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 7 ways as a sum of consecutive naturals, for example, 187838 + ... + 303651.

It is an arithmetic number, because the mean of its divisors is an integer number (3607536600).

Almost surely, 2^28460653523 is an apocalyptic number.

28460653523 is a deficient number, since it is larger than the sum of its proper divisors (399639277).

28460653523 is an equidigital number, since it uses as much as digits as its factorization.

28460653523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492301.

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 28460653523 in words is "twenty-eight billion, four hundred sixty million, six hundred fifty-three thousand, five hundred twenty-three".