664465377444035 has 8 divisors (see below), whose sum is σ = 797359133813136. Its totient is φ = 531571848035040.

The previous prime is 664465377444023. The next prime is 664465377444053. The reversal of 664465377444035 is 530444773564466.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 664465377444035 - 2⁶ = 664465377443971 is a prime.

It is a Duffinian 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, 50231264 + ... + 62065373.

It is an arithmetic number, because the mean of its divisors is an integer number (99669891726642).

Almost surely, 2^{664465377444035} is an apocalyptic number.

664465377444035 is a deficient number, since it is larger than the sum of its proper divisors (132893756369101).

664465377444035 is a wasteful number, since it uses less digits than its factorization.

664465377444035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113480053.

The product of its (nonzero) digits is 2438553600, while the sum is 68.

The spelling of 664465377444035 in words is "six hundred sixty-four trillion, four hundred sixty-five billion, three hundred seventy-seven million, four hundred forty-four thousand, thirty-five".