664296954096 has 40 divisors (see below), whose sum is σ = 1806421544320. Its totient is φ = 209777985216.

The previous prime is 664296954071. The next prime is 664296954133. The reversal of 664296954096 is 690459692466.

664296954096 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-3 number, since 3×664296954096³ (a number of 36 digits) contains 333 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, 364196980 + ... + 364198803.

It is an arithmetic number, because the mean of its divisors is an integer number (45160538608).

Almost surely, 2^664296954096 is an apocalyptic number.

It is an amenable number.

664296954096 is an abundant number, since it is smaller than the sum of its proper divisors (1142124590224).

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

664296954096 is a wasteful number, since it uses less digits than its factorization.

664296954096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728395813 (or 728395807 counting only the distinct ones).

The product of its (nonzero) digits is 151165440, while the sum is 66.

The spelling of 664296954096 in words is "six hundred sixty-four billion, two hundred ninety-six million, nine hundred fifty-four thousand, ninety-six".