64855466206 has 16 divisors (see below), whose sum is σ = 99951962400. Its totient is φ = 31538838240.

The previous prime is 64855466183. The next prime is 64855466219. The reversal of 64855466206 is 60266455846.

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, 16711 + ... + 360541.

It is an arithmetic number, because the mean of its divisors is an integer number (6246997650).

Almost surely, 2^64855466206 is an apocalyptic number.

64855466206 is a deficient number, since it is larger than the sum of its proper divisors (35096496194).

64855466206 is a wasteful number, since it uses less digits than its factorization.

64855466206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346419.

The product of its (nonzero) digits is 8294400, while the sum is 52.

The spelling of 64855466206 in words is "sixty-four billion, eight hundred fifty-five million, four hundred sixty-six thousand, two hundred six".