64698662159027 has 8 divisors (see below), whose sum is σ = 69825969334464. Its totient is φ = 59592853127808.

The previous prime is 64698662159017. The next prime is 64698662159051. The reversal of 64698662159027 is 72095126689646.

It is a happy number.

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

It is not a de Polignac number, because 64698662159027 - 2¹⁶ = 64698662093491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64698662159017) 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, 5374529798 + ... + 5374541835.

It is an arithmetic number, because the mean of its divisors is an integer number (8728246166808).

Almost surely, 2^{64698662159027} is an apocalyptic number.

64698662159027 is a deficient number, since it is larger than the sum of its proper divisors (5127307175437).

64698662159027 is a wasteful number, since it uses less digits than its factorization.

64698662159027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10749072109.

The product of its (nonzero) digits is 470292480, while the sum is 71.

The spelling of 64698662159027 in words is "sixty-four trillion, six hundred ninety-eight billion, six hundred sixty-two million, one hundred fifty-nine thousand, twenty-seven".