664460466262 has 16 divisors (see below), whose sum is σ = 1009338557760. Its totient is φ = 328014543168.

The previous prime is 664460466239. The next prime is 664460466347. The reversal of 664460466262 is 262664064466.

664460466262 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×664460466262² (a number of 24 digits) contains 22 as substring.

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, 8705248 + ... + 8781244.

It is an arithmetic number, because the mean of its divisors is an integer number (63083659860).

Almost surely, 2^664460466262 is an apocalyptic number.

664460466262 is a deficient number, since it is larger than the sum of its proper divisors (344878091498).

664460466262 is a wasteful number, since it uses less digits than its factorization.

664460466262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131415.

The product of its (nonzero) digits is 11943936, while the sum is 52.

The spelling of 664460466262 in words is "six hundred sixty-four billion, four hundred sixty million, four hundred sixty-six thousand, two hundred sixty-two".