64073049279 has 8 divisors (see below), whose sum is σ = 85676931840. Its totient is φ = 42592266456.

The previous prime is 64073049263. The next prime is 64073049347. The reversal of 64073049279 is 97294037046.

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

It is not a de Polignac number, because 64073049279 - 2⁴ = 64073049263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64073049479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30773719 + ... + 30775800.

It is an arithmetic number, because the mean of its divisors is an integer number (10709616480).

Almost surely, 2^64073049279 is an apocalyptic number.

64073049279 is a deficient number, since it is larger than the sum of its proper divisors (21603882561).

64073049279 is a wasteful number, since it uses less digits than its factorization.

64073049279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61549869.

The product of its (nonzero) digits is 2286144, while the sum is 51.

The spelling of 64073049279 in words is "sixty-four billion, seventy-three million, forty-nine thousand, two hundred seventy-nine".