62664390773 has 2 divisors, whose sum is σ = 62664390774. Its totient is φ = 62664390772.

The previous prime is 62664390743. The next prime is 62664390871. The reversal of 62664390773 is 37709346626.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54476493604 + 8187897169 = 233402^2 + 90487^2 .

It is a cyclic number.

It is not a de Polignac number, because 62664390773 - 2²⁶ = 62597281909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (62664390743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31332195386 + 31332195387.

It is an arithmetic number, because the mean of its divisors is an integer number (31332195387).

Almost surely, 2^62664390773 is an apocalyptic number.

It is an amenable number.

62664390773 is a deficient number, since it is larger than the sum of its proper divisors (1).

62664390773 is an equidigital number, since it uses as much as digits as its factorization.

62664390773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6858432, while the sum is 53.

The spelling of 62664390773 in words is "sixty-two billion, six hundred sixty-four million, three hundred ninety thousand, seven hundred seventy-three".