71070076677077 has 2 divisors, whose sum is σ = 71070076677078. Its totient is φ = 71070076677076.

The previous prime is 71070076677043. The next prime is 71070076677091. The reversal of 71070076677077 is 77077667007017.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53428951059121 + 17641125617956 = 7309511^2 + 4200134^2 .

It is a cyclic number.

It is not a de Polignac number, because 71070076677077 - 2¹⁸ = 71070076414933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71070076670077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35535038338538 + 35535038338539.

It is an arithmetic number, because the mean of its divisors is an integer number (35535038338539).

Almost surely, 2^{71070076677077} is an apocalyptic number.

It is an amenable number.

71070076677077 is a deficient number, since it is larger than the sum of its proper divisors (1).

71070076677077 is an equidigital number, since it uses as much as digits as its factorization.

71070076677077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29647548, while the sum is 62.

The spelling of 71070076677077 in words is "seventy-one trillion, seventy billion, seventy-six million, six hundred seventy-seven thousand, seventy-seven".