280250000552 has 8 divisors (see below), whose sum is σ = 525468751050. Its totient is φ = 140125000272.

The previous prime is 280250000521. The next prime is 280250000557. The reversal of 280250000552 is 255000052082.

It can be written as a sum of positive squares in only one way, i.e., 195199610596 + 85050389956 = 441814^2 + 291634^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (280250000557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17515625027 + ... + 17515625042.

Almost surely, 2^280250000552 is an apocalyptic number.

It is an amenable number.

280250000552 is a deficient number, since it is larger than the sum of its proper divisors (245218750498).

280250000552 is a wasteful number, since it uses less digits than its factorization.

280250000552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35031250075 (or 35031250071 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 29.

The spelling of 280250000552 in words is "two hundred eighty billion, two hundred fifty million, five hundred fifty-two", and thus it is an aban number.