2820564364390 has 32 divisors (see below), whose sum is σ = 5212226263104. Its totient is φ = 1098299420160.

The previous prime is 2820564364381. The next prime is 2820564364439. The reversal of 2820564364390 is 934634650282.

2820564364390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7339354 + ... + 7714093.

It is an arithmetic number, because the mean of its divisors is an integer number (162882070722).

Almost surely, 2^{2820564364390} is an apocalyptic number.

2820564364390 is a deficient number, since it is larger than the sum of its proper divisors (2391661898714).

2820564364390 is a wasteful number, since it uses less digits than its factorization.

2820564364390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15053952.

The product of its (nonzero) digits is 7464960, while the sum is 52.

The spelling of 2820564364390 in words is "two trillion, eight hundred twenty billion, five hundred sixty-four million, three hundred sixty-four thousand, three hundred ninety".