28433047659 has 8 divisors (see below), whose sum is σ = 37912069440. Its totient is φ = 18954695496.

The previous prime is 28433047631. The next prime is 28433047661. The reversal of 28433047659 is 95674033482.

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

It is not a de Polignac number, because 28433047659 - 2¹⁵ = 28433014891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28433047609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58137 + ... + 245450.

It is an arithmetic number, because the mean of its divisors is an integer number (4739008680).

Almost surely, 2^28433047659 is an apocalyptic number.

28433047659 is a deficient number, since it is larger than the sum of its proper divisors (9479021781).

28433047659 is a wasteful number, since it uses less digits than its factorization.

28433047659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334809.

The product of its (nonzero) digits is 4354560, while the sum is 51.

The spelling of 28433047659 in words is "twenty-eight billion, four hundred thirty-three million, forty-seven thousand, six hundred fifty-nine".