77000853851 has 2 divisors, whose sum is σ = 77000853852. Its totient is φ = 77000853850.

The previous prime is 77000853799. The next prime is 77000853863. The reversal of 77000853851 is 15835800077.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 77000853851 - 2¹⁴ = 77000837467 is a prime.

It is not a weakly prime, because it can be changed into another prime (77000853451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38500426925 + 38500426926.

It is an arithmetic number, because the mean of its divisors is an integer number (38500426926).

Almost surely, 2^77000853851 is an apocalyptic number.

77000853851 is a deficient number, since it is larger than the sum of its proper divisors (1).

77000853851 is an equidigital number, since it uses as much as digits as its factorization.

77000853851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 235200, while the sum is 44.

The spelling of 77000853851 in words is "seventy-seven billion, eight hundred fifty-three thousand, eight hundred fifty-one".