28550077263 has 32 divisors (see below), whose sum is σ = 42703342080. Its totient is φ = 18850527360.

The previous prime is 28550077247. The next prime is 28550077279. The reversal of 28550077263 is 36277005582.

28550077263 is a `hidden beast` number, since 2 + 8 + 550 + 0 + 77 + 26 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (28550077247) and next prime (28550077279).

It is not a de Polignac number, because 28550077263 - 2⁴ = 28550077247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28550077663) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5254158 + ... + 5259588.

It is an arithmetic number, because the mean of its divisors is an integer number (1334479440).

Almost surely, 2^28550077263 is an apocalyptic number.

28550077263 is a deficient number, since it is larger than the sum of its proper divisors (14153264817).

28550077263 is a wasteful number, since it uses less digits than its factorization.

28550077263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7276 (or 7270 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 45.

The spelling of 28550077263 in words is "twenty-eight billion, five hundred fifty million, seventy-seven thousand, two hundred sixty-three".