2533803920849 has 4 divisors (see below), whose sum is σ = 2643969308736. Its totient is φ = 2423638532964.

The previous prime is 2533803920831. The next prime is 2533803920903. The reversal of 2533803920849 is 9480293083352.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2533803920849 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2533803920794 and 2533803920803.

It is not an unprimeable number, because it can be changed into a prime (2533803928849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55082693909 + ... + 55082693954.

It is an arithmetic number, because the mean of its divisors is an integer number (660992327184).

Almost surely, 2^{2533803920849} is an apocalyptic number.

It is an amenable number.

2533803920849 is a deficient number, since it is larger than the sum of its proper divisors (110165387887).

2533803920849 is a wasteful number, since it uses less digits than its factorization.

2533803920849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110165387886.

The product of its (nonzero) digits is 11197440, while the sum is 56.

The spelling of 2533803920849 in words is "two trillion, five hundred thirty-three billion, eight hundred three million, nine hundred twenty thousand, eight hundred forty-nine".