60740228749 has 2 divisors, whose sum is σ = 60740228750. Its totient is φ = 60740228748.

The previous prime is 60740228729. The next prime is 60740228767. The reversal of 60740228749 is 94782204706.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56572622500 + 4167606249 = 237850^2 + 64557^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60740228749 is a prime.

It is a super-2 number, since 2×60740228749² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60740228729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30370114374 + 30370114375.

It is an arithmetic number, because the mean of its divisors is an integer number (30370114375).

Almost surely, 2^60740228749 is an apocalyptic number.

It is an amenable number.

60740228749 is a deficient number, since it is larger than the sum of its proper divisors (1).

60740228749 is an equidigital number, since it uses as much as digits as its factorization.

60740228749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1354752, while the sum is 49.

The spelling of 60740228749 in words is "sixty billion, seven hundred forty million, two hundred twenty-eight thousand, seven hundred forty-nine".