60312604021 has 2 divisors, whose sum is σ = 60312604022. Its totient is φ = 60312604020.

The previous prime is 60312604003. The next prime is 60312604081. The reversal of 60312604021 is 12040621306.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44865594225 + 15447009796 = 211815^2 + 124286^2 .

It is a cyclic number.

It is not a de Polignac number, because 60312604021 - 2²¹ = 60310506869 is a prime.

It is a super-2 number, since 2×60312604021² (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 (60312604081) 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 as a sum of consecutive naturals, namely, 30156302010 + 30156302011.

It is an arithmetic number, because the mean of its divisors is an integer number (30156302011).

Almost surely, 2^60312604021 is an apocalyptic number.

It is an amenable number.

60312604021 is a deficient number, since it is larger than the sum of its proper divisors (1).

60312604021 is an equidigital number, since it uses as much as digits as its factorization.

60312604021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The spelling of 60312604021 in words is "sixty billion, three hundred twelve million, six hundred four thousand, twenty-one".