2797854587972 has 12 divisors (see below), whose sum is σ = 4896257386860. Its totient is φ = 1398923906016.

The previous prime is 2797854587959. The next prime is 2797854587993.

2797854587972 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 1510573734916 + 1287280853056 = 1229054^2 + 1134584^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2361854 + ... + 3342762.

It is an arithmetic number, because the mean of its divisors is an integer number (408021448905).

Almost surely, 2^{2797854587972} is an apocalyptic number.

It is an amenable number.

2797854587972 is a deficient number, since it is larger than the sum of its proper divisors (2098402798888).

2797854587972 is a wasteful number, since it uses less digits than its factorization.

2797854587972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1693990 (or 1693988 counting only the distinct ones).

The product of its digits is 4978713600, while the sum is 80.

The spelling of 2797854587972 in words is "two trillion, seven hundred ninety-seven billion, eight hundred fifty-four million, five hundred eighty-seven thousand, nine hundred seventy-two".