60644746012761 has 6 divisors (see below), whose sum is σ = 87597966462890. Its totient is φ = 40429830675168.

The previous prime is 60644746012751. The next prime is 60644746012769. The reversal of 60644746012761 is 16721064744606.

60644746012761 is a `hidden beast` number, since 6 + 0 + 6 + 4 + 4 + 7 + 4 + 601 + 27 + 6 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 60112110240000 + 532635772761 = 7753200^2 + 729819^2 .

It is not a de Polignac number, because 60644746012761 - 2³⁷ = 60507307059289 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 60644746012698 and 60644746012707.

It is not an unprimeable number, because it can be changed into a prime (60644746012769) 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, 3369152556256 + ... + 3369152556273.

Almost surely, 2^{60644746012761} is an apocalyptic number.

It is an amenable number.

60644746012761 is a deficient number, since it is larger than the sum of its proper divisors (26953220450129).

60644746012761 is a wasteful number, since it uses less digits than its factorization.

60644746012761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6738305112535 (or 6738305112532 counting only the distinct ones).

The product of its (nonzero) digits is 8128512, while the sum is 54.

The spelling of 60644746012761 in words is "sixty trillion, six hundred forty-four billion, seven hundred forty-six million, twelve thousand, seven hundred sixty-one".