2079322797553 has 4 divisors (see below), whose sum is σ = 2079452763108. Its totient is φ = 2079192832000.

The previous prime is 2079322797457. The next prime is 2079322797599. The reversal of 2079322797553 is 3557972239702.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1703293840609 + 376028956944 = 1305103^2 + 613212^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2079322797553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2079322797491 and 2079322797500.

It is not an unprimeable number, because it can be changed into a prime (2079322797953) 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, 64958776 + ... + 64990777.

It is an arithmetic number, because the mean of its divisors is an integer number (519863190777).

Almost surely, 2^{2079322797553} is an apocalyptic number.

It is an amenable number.

2079322797553 is a deficient number, since it is larger than the sum of its proper divisors (129965555).

2079322797553 is a wasteful number, since it uses less digits than its factorization.

2079322797553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129965554.

The product of its (nonzero) digits is 50009400, while the sum is 61.

The spelling of 2079322797553 in words is "two trillion, seventy-nine billion, three hundred twenty-two million, seven hundred ninety-seven thousand, five hundred fifty-three".