64496469446 has 8 divisors (see below), whose sum is σ = 96825801384. Its totient is φ = 32221202320.

The previous prime is 64496469421. The next prime is 64496469467.

It is a happy number.

64496469446 is nontrivially palindromic in base 10.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13513220 + ... + 13517991.

It is an arithmetic number, because the mean of its divisors is an integer number (12103225173).

Almost surely, 2^64496469446 is an apocalyptic number.

64496469446 is a deficient number, since it is larger than the sum of its proper divisors (32329331938).

64496469446 is a wasteful number, since it uses less digits than its factorization.

64496469446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27032406.

The product of its digits is 107495424, while the sum is 62.

The spelling of 64496469446 in words is "sixty-four billion, four hundred ninety-six million, four hundred sixty-nine thousand, four hundred forty-six".