2280643991433 has 32 divisors (see below), whose sum is σ = 3420217274880. Its totient is φ = 1501769218320.

The previous prime is 2280643991429. The next prime is 2280643991473. The reversal of 2280643991433 is 3341993460822.

2280643991433 is a `hidden beast` number, since 2 + 2 + 80 + 6 + 43 + 9 + 91 + 433 = 666.

It is not a de Polignac number, because 2280643991433 - 2² = 2280643991429 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2280643991433.

It is not an unprimeable number, because it can be changed into a prime (2280643991473) 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, 9932898 + ... + 10159908.

It is an arithmetic number, because the mean of its divisors is an integer number (106881789840).

Almost surely, 2^{2280643991433} is an apocalyptic number.

It is an amenable number.

2280643991433 is a deficient number, since it is larger than the sum of its proper divisors (1139573283447).

2280643991433 is a wasteful number, since it uses less digits than its factorization.

2280643991433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231586 (or 231580 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 54.

The spelling of 2280643991433 in words is "two trillion, two hundred eighty billion, six hundred forty-three million, nine hundred ninety-one thousand, four hundred thirty-three".