2065571373426 has 32 divisors (see below), whose sum is σ = 4508171036928. Its totient is φ = 625726572240.

The previous prime is 2065571373419. The next prime is 2065571373427. The reversal of 2065571373426 is 6243731755602.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2065571373427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4899720 + ... + 5304563.

It is an arithmetic number, because the mean of its divisors is an integer number (140880344904).

Almost surely, 2^{2065571373426} is an apocalyptic number.

2065571373426 is an abundant number, since it is smaller than the sum of its proper divisors (2442599663502).

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

2065571373426 is a wasteful number, since it uses less digits than its factorization.

2065571373426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10207366.

The product of its (nonzero) digits is 6350400, while the sum is 51.

The spelling of 2065571373426 in words is "two trillion, sixty-five billion, five hundred seventy-one million, three hundred seventy-three thousand, four hundred twenty-six".