2640553186082 has 24 divisors (see below), whose sum is σ = 4777447245696. Its totient is φ = 1072104299064.

The previous prime is 2640553186057. The next prime is 2640553186091. The reversal of 2640553186082 is 2806813550462.

It is a super-2 number, since 2×2640553186082² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2640553186082.

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 11 ways as a sum of consecutive naturals, for example, 261228938 + ... + 261239045.

It is an arithmetic number, because the mean of its divisors is an integer number (199060301904).

Almost surely, 2^{2640553186082} is an apocalyptic number.

2640553186082 is a deficient number, since it is larger than the sum of its proper divisors (2136894059614).

2640553186082 is a wasteful number, since it uses less digits than its factorization.

2640553186082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522468030 (or 522468011 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 50.

The spelling of 2640553186082 in words is "two trillion, six hundred forty billion, five hundred fifty-three million, one hundred eighty-six thousand, eighty-two".