60555531493 has 2 divisors, whose sum is σ = 60555531494. Its totient is φ = 60555531492.

The previous prime is 60555531481. The next prime is 60555531527. The reversal of 60555531493 is 39413555506.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42544012644 + 18011518849 = 206262^2 + 134207^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60555531493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60555531473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30277765746 + 30277765747.

It is an arithmetic number, because the mean of its divisors is an integer number (30277765747).

Almost surely, 2^60555531493 is an apocalyptic number.

It is an amenable number.

60555531493 is a deficient number, since it is larger than the sum of its proper divisors (1).

60555531493 is an equidigital number, since it uses as much as digits as its factorization.

60555531493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1215000, while the sum is 46.

The spelling of 60555531493 in words is "sixty billion, five hundred fifty-five million, five hundred thirty-one thousand, four hundred ninety-three".