28467763265 has 8 divisors (see below), whose sum is σ = 34164413928. Its totient is φ = 22772145280.

The previous prime is 28467763243. The next prime is 28467763267. The reversal of 28467763265 is 56236776482.

It can be written as a sum of positive squares in 4 ways, for example, as 7546744384 + 20921018881 = 86872^2 + 144641^2 .

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

It is not a de Polignac number, because 28467763265 - 2⁶ = 28467763201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 28467763265.

It is not an unprimeable number, because it can be changed into a prime (28467763267) 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, 196166 + ... + 308895.

It is an arithmetic number, because the mean of its divisors is an integer number (4270551741).

Almost surely, 2^28467763265 is an apocalyptic number.

It is an amenable number.

28467763265 is a deficient number, since it is larger than the sum of its proper divisors (5696650663).

28467763265 is a wasteful number, since it uses less digits than its factorization.

28467763265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516339.

The product of its digits is 20321280, while the sum is 56.

The spelling of 28467763265 in words is "twenty-eight billion, four hundred sixty-seven million, seven hundred sixty-three thousand, two hundred sixty-five".