28432217467 has 8 divisors (see below), whose sum is σ = 28558221120. Its totient is φ = 28306272960.

The previous prime is 28432217423. The next prime is 28432217491. The reversal of 28432217467 is 76471223482.

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 28432217467 - 2¹⁵ = 28432184699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28433217467) 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, 1149543 + ... + 1174015.

It is an arithmetic number, because the mean of its divisors is an integer number (3569777640).

Almost surely, 2^28432217467 is an apocalyptic number.

28432217467 is a deficient number, since it is larger than the sum of its proper divisors (126003653).

28432217467 is a wasteful number, since it uses less digits than its factorization.

28432217467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29573.

The product of its digits is 903168, while the sum is 46.

The spelling of 28432217467 in words is "twenty-eight billion, four hundred thirty-two million, two hundred seventeen thousand, four hundred sixty-seven".