27863880250 has 32 divisors (see below), whose sum is σ = 52172392896. Its totient is φ = 11143157200.

The previous prime is 27863880211. The next prime is 27863880259. The reversal of 27863880250 is 5208836872.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 27863880194 and 27863880203.

It is not an unprimeable number, because it can be changed into a prime (27863880259) 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 15 ways as a sum of consecutive naturals, for example, 1571937 + ... + 1589563.

It is an arithmetic number, because the mean of its divisors is an integer number (1630387278).

Almost surely, 2^27863880250 is an apocalyptic number.

27863880250 is a deficient number, since it is larger than the sum of its proper divisors (24308512646).

27863880250 is a wasteful number, since it uses less digits than its factorization.

27863880250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23967 (or 23957 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 49.

The spelling of 27863880250 in words is "twenty-seven billion, eight hundred sixty-three million, eight hundred eighty thousand, two hundred fifty".