664274677010 has 32 divisors (see below), whose sum is σ = 1367849082240. Its totient is φ = 227527788672.

The previous prime is 664274676883. The next prime is 664274677019. The reversal of 664274677010 is 10776472466.

664274677010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 664274677010.

It is not an unprimeable number, because it can be changed into a prime (664274677019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4585019 + ... + 4727678.

It is an arithmetic number, because the mean of its divisors is an integer number (42745283820).

Almost surely, 2^664274677010 is an apocalyptic number.

664274677010 is an abundant number, since it is smaller than the sum of its proper divisors (703574405230).

664274677010 is a wasteful number, since it uses less digits than its factorization.

664274677010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9313730.

The product of its (nonzero) digits is 2370816, while the sum is 50.

The spelling of 664274677010 in words is "six hundred sixty-four billion, two hundred seventy-four million, six hundred seventy-seven thousand, ten".