64634328662 has 8 divisors (see below), whose sum is σ = 97892769936. Its totient is φ = 32003405352.

The previous prime is 64634328659. The next prime is 64634328667. The reversal of 64634328662 is 26682343646.

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

It is a self number, because there is not a number n which added to its sum of digits gives 64634328662.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64634328667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156879233 + ... + 156879644.

It is an arithmetic number, because the mean of its divisors is an integer number (12236596242).

Almost surely, 2^64634328662 is an apocalyptic number.

64634328662 is a deficient number, since it is larger than the sum of its proper divisors (33258441274).

64634328662 is a wasteful number, since it uses less digits than its factorization.

64634328662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313758982.

The product of its digits is 5971968, while the sum is 50.

The spelling of 64634328662 in words is "sixty-four billion, six hundred thirty-four million, three hundred twenty-eight thousand, six hundred sixty-two".