2832778005557 has 16 divisors (see below), whose sum is σ = 2905132353984. Its totient is φ = 2760580368000.

The previous prime is 2832778005521. The next prime is 2832778005571. The reversal of 2832778005557 is 7555008772382.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2832778005557 - 2¹⁰ = 2832778004533 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2832778005496 and 2832778005505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2832778005257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 281387438 + ... + 281397504.

It is an arithmetic number, because the mean of its divisors is an integer number (181570772124).

Almost surely, 2^{2832778005557} is an apocalyptic number.

It is an amenable number.

2832778005557 is a deficient number, since it is larger than the sum of its proper divisors (72354348427).

2832778005557 is a wasteful number, since it uses less digits than its factorization.

2832778005557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17140.

The product of its (nonzero) digits is 32928000, while the sum is 59.

The spelling of 2832778005557 in words is "two trillion, eight hundred thirty-two billion, seven hundred seventy-eight million, five thousand, five hundred fifty-seven".