280083003325 has 6 divisors (see below), whose sum is σ = 347302924154. Its totient is φ = 224066402640.

The previous prime is 280083003323. The next prime is 280083003329. The reversal of 280083003325 is 523300380082.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 46161811609 + 233921191716 = 214853^2 + 483654^2 .

It is not a de Polignac number, because 280083003325 - 2¹ = 280083003323 is a prime.

It is a super-2 number, since 2×280083003325² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (280083003323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5601660042 + ... + 5601660091.

Almost surely, 2^280083003325 is an apocalyptic number.

280083003325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

280083003325 is a deficient number, since it is larger than the sum of its proper divisors (67219920829).

280083003325 is a wasteful number, since it uses less digits than its factorization.

280083003325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11203320143 (or 11203320138 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 280083003325 in words is "two hundred eighty billion, eighty-three million, three thousand, three hundred twenty-five".