771545006093 has 2 divisors, whose sum is σ = 771545006094. Its totient is φ = 771545006092.

The previous prime is 771545006053. The next prime is 771545006143. The reversal of 771545006093 is 390600545177.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 757697129764 + 13847876329 = 870458^2 + 117677^2 .

It is a cyclic number.

It is not a de Polignac number, because 771545006093 - 2²⁰ = 771543957517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (771545006053) 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, 385772503046 + 385772503047.

It is an arithmetic number, because the mean of its divisors is an integer number (385772503047).

Almost surely, 2^771545006093 is an apocalyptic number.

It is an amenable number.

771545006093 is a deficient number, since it is larger than the sum of its proper divisors (1).

771545006093 is an equidigital number, since it uses as much as digits as its factorization.

771545006093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 793800, while the sum is 47.

The spelling of 771545006093 in words is "seven hundred seventy-one billion, five hundred forty-five million, six thousand, ninety-three".