64206000064406 has 16 divisors (see below), whose sum is σ = 98912497476960. Its totient is φ = 31235177246400.

The previous prime is 64206000064399. The next prime is 64206000064421. The reversal of 64206000064406 is 60446000060246.

It is a super-2 number, since 2×64206000064406² (a number of 28 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 64206000064406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11480831 + ... + 16131381.

It is an arithmetic number, because the mean of its divisors is an integer number (6182031092310).

Almost surely, 2^{64206000064406} is an apocalyptic number.

64206000064406 is a deficient number, since it is larger than the sum of its proper divisors (34706497412554).

64206000064406 is a wasteful number, since it uses less digits than its factorization.

64206000064406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4837159.

The product of its (nonzero) digits is 165888, while the sum is 38.

The spelling of 64206000064406 in words is "sixty-four trillion, two hundred six billion, sixty-four thousand, four hundred six".