3640068834573 has 16 divisors (see below), whose sum is σ = 4886644225536. Its totient is φ = 2410110087600.

The previous prime is 3640068834553. The next prime is 3640068834583. The reversal of 3640068834573 is 3754388600463.

It is not a de Polignac number, because 3640068834573 - 2⁶ = 3640068834509 is a prime.

It is a super-2 number, since 2×3640068834573² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3640068834553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1176190 + ... + 2943392.

It is an arithmetic number, because the mean of its divisors is an integer number (305415264096).

Almost surely, 2^{3640068834573} is an apocalyptic number.

It is an amenable number.

3640068834573 is a deficient number, since it is larger than the sum of its proper divisors (1246575390963).

3640068834573 is a wasteful number, since it uses less digits than its factorization.

3640068834573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1771904.

The product of its (nonzero) digits is 34836480, while the sum is 57.

The spelling of 3640068834573 in words is "three trillion, six hundred forty billion, sixty-eight million, eight hundred thirty-four thousand, five hundred seventy-three".