60651065749 has 4 divisors (see below), whose sum is σ = 60844839436. Its totient is φ = 60457292064.

The previous prime is 60651065747. The next prime is 60651065753. The reversal of 60651065749 is 94756015606.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 24236885124 + 36414180625 = 155682^2 + 190825^2 .

It is a cyclic number.

It is not a de Polignac number, because 60651065749 - 2¹ = 60651065747 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 (60651065747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96886374 + ... + 96886999.

It is an arithmetic number, because the mean of its divisors is an integer number (15211209859).

Almost surely, 2^60651065749 is an apocalyptic number.

It is an amenable number.

60651065749 is a deficient number, since it is larger than the sum of its proper divisors (193773687).

60651065749 is a wasteful number, since it uses less digits than its factorization.

60651065749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193773686.

The product of its (nonzero) digits is 1360800, while the sum is 49.

The spelling of 60651065749 in words is "sixty billion, six hundred fifty-one million, sixty-five thousand, seven hundred forty-nine".