2661340536422 has 32 divisors (see below), whose sum is σ = 4105869536160. Its totient is φ = 1292823037440.

The previous prime is 2661340536377. The next prime is 2661340536433. The reversal of 2661340536422 is 2246350431662.

2661340536422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 338287733 + ... + 338295599.

It is an arithmetic number, because the mean of its divisors is an integer number (128308423005).

Almost surely, 2^{2661340536422} is an apocalyptic number.

2661340536422 is a deficient number, since it is larger than the sum of its proper divisors (1444528999738).

2661340536422 is a wasteful number, since it uses less digits than its factorization.

2661340536422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13976.

The product of its (nonzero) digits is 1244160, while the sum is 44.

The spelling of 2661340536422 in words is "two trillion, six hundred sixty-one billion, three hundred forty million, five hundred thirty-six thousand, four hundred twenty-two".