64846655101 has 6 divisors (see below), whose sum is σ = 67788658910. Its totient is φ = 62027234808.

The previous prime is 64846655099. The next prime is 64846655119. The reversal of 64846655101 is 10155664846.

It can be written as a sum of positive squares in only one way, i.e., 63567519876 + 1279135225 = 252126^2 + 35765^2 .

It is not a de Polignac number, because 64846655101 - 2¹ = 64846655099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64846655171) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61291206 + ... + 61292263.

Almost surely, 2^64846655101 is an apocalyptic number.

It is an amenable number.

64846655101 is a deficient number, since it is larger than the sum of its proper divisors (2942003809).

64846655101 is a wasteful number, since it uses less digits than its factorization.

64846655101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122583515 (or 122583492 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 46.

The spelling of 64846655101 in words is "sixty-four billion, eight hundred forty-six million, six hundred fifty-five thousand, one hundred one".