64897079846 has 8 divisors (see below), whose sum is σ = 99719903304. Its totient is φ = 31657112080.

The previous prime is 64897079837. The next prime is 64897079867.

64897079846 is nontrivially palindromic in base 10.

64897079846 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 395713820 + ... + 395713983.

It is an arithmetic number, because the mean of its divisors is an integer number (12464987913).

Almost surely, 2^64897079846 is an apocalyptic number.

64897079846 is a deficient number, since it is larger than the sum of its proper divisors (34822823458).

64897079846 is a wasteful number, since it uses less digits than its factorization.

64897079846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791427846.

The product of its (nonzero) digits is 146313216, while the sum is 68.

The spelling of 64897079846 in words is "sixty-four billion, eight hundred ninety-seven million, seventy-nine thousand, eight hundred forty-six".