2065574644630 has 64 divisors (see below), whose sum is σ = 4253531885568. Its totient is φ = 707472529920.

The previous prime is 2065574644579. The next prime is 2065574644633. The reversal of 2065574644630 is 364464755602.

It is a super-2 number, since 2×2065574644630² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2065574644633) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 450701319 + ... + 450705901.

It is an arithmetic number, because the mean of its divisors is an integer number (66461435712).

Almost surely, 2^{2065574644630} is an apocalyptic number.

2065574644630 is an abundant number, since it is smaller than the sum of its proper divisors (2187957240938).

2065574644630 is a wasteful number, since it uses less digits than its factorization.

2065574644630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9781.

The product of its (nonzero) digits is 14515200, while the sum is 52.

The spelling of 2065574644630 in words is "two trillion, sixty-five billion, five hundred seventy-four million, six hundred forty-four thousand, six hundred thirty".