2648775780036 has 63 divisors (see below), whose sum is σ = 6950087766111. Its totient is φ = 882895964904.

The previous prime is 2648775779959. The next prime is 2648775780037. The reversal of 2648775780036 is 6300875778462.

The square root of 2648775780036 is 1627506.

It is a perfect power (a square), and thus also a powerful number.

2648775780036 is a `hidden beast` number, since 2 + 6 + 487 + 75 + 7 + 80 + 0 + 3 + 6 = 666.

It is a super-2 number, since 2×2648775780036² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2648775780037) by changing a digit.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 87870255 + ... + 87900393.

Almost surely, 2^{2648775780036} is an apocalyptic number.

2648775780036 is the 1627506-th square number.

It is an amenable number.

2648775780036 is an abundant number, since it is smaller than the sum of its proper divisors (4301311986075).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2648775780036 is an frugal number, since it uses more digits than its factorization.

2648775780036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60300 (or 30144 counting only the distinct ones).

The product of its (nonzero) digits is 94832640, while the sum is 63.

The spelling of 2648775780036 in words is "two trillion, six hundred forty-eight billion, seven hundred seventy-five million, seven hundred eighty thousand, thirty-six".