64206046266 has 16 divisors (see below), whose sum is σ = 130328691744. Its totient is φ = 21082582224.

The previous prime is 64206046259. The next prime is 64206046271. The reversal of 64206046266 is 66264060246.

It is a super-2 number, since 2×64206046266² (a number of 22 digits) contains 22 as substring.

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, 79857865 + ... + 79858668.

It is an arithmetic number, because the mean of its divisors is an integer number (8145543234).

Almost surely, 2^64206046266 is an apocalyptic number.

64206046266 is an abundant number, since it is smaller than the sum of its proper divisors (66122645478).

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

64206046266 is a wasteful number, since it uses less digits than its factorization.

64206046266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159716605.

The product of its (nonzero) digits is 497664, while the sum is 42.

The spelling of 64206046266 in words is "sixty-four billion, two hundred six million, forty-six thousand, two hundred sixty-six".