2764339643564 has 6 divisors (see below), whose sum is σ = 4837594376244. Its totient is φ = 1382169821780.

The previous prime is 2764339643543. The next prime is 2764339643573. The reversal of 2764339643564 is 4653469334672.

It is a junction number, because it is equal to n+sod(n) for n = 2764339643497 and 2764339643506.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 345542455442 + ... + 345542455449.

It is an arithmetic number, because the mean of its divisors is an integer number (806265729374).

Almost surely, 2^{2764339643564} is an apocalyptic number.

It is an amenable number.

2764339643564 is a deficient number, since it is larger than the sum of its proper divisors (2073254732680).

2764339643564 is a wasteful number, since it uses less digits than its factorization.

2764339643564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691084910895 (or 691084910893 counting only the distinct ones).

The product of its digits is 235146240, while the sum is 62.

The spelling of 2764339643564 in words is "two trillion, seven hundred sixty-four billion, three hundred thirty-nine million, six hundred forty-three thousand, five hundred sixty-four".