60644613137 has 2 divisors, whose sum is σ = 60644613138. Its totient is φ = 60644613136.

The previous prime is 60644613119. The next prime is 60644613143. The reversal of 60644613137 is 73131644606.

60644613137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42701742736 + 17942870401 = 206644^2 + 133951^2 .

It is a cyclic number.

It is not a de Polignac number, because 60644613137 - 2²⁸ = 60376177681 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 60644613094 and 60644613103.

It is not a weakly prime, because it can be changed into another prime (60644613637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30322306568 + 30322306569.

It is an arithmetic number, because the mean of its divisors is an integer number (30322306569).

Almost surely, 2^60644613137 is an apocalyptic number.

It is an amenable number.

60644613137 is a deficient number, since it is larger than the sum of its proper divisors (1).

60644613137 is an equidigital number, since it uses as much as digits as its factorization.

60644613137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 41.

The spelling of 60644613137 in words is "sixty billion, six hundred forty-four million, six hundred thirteen thousand, one hundred thirty-seven".