77000000023 has 2 divisors, whose sum is σ = 77000000024. Its totient is φ = 77000000022.

The previous prime is 76999999981. The next prime is 77000000027. The reversal of 77000000023 is 32000000077.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 77000000023 - 2¹⁷ = 76999868951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (77000000027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38500000011 + 38500000012.

It is an arithmetic number, because the mean of its divisors is an integer number (38500000012).

Almost surely, 2^77000000023 is an apocalyptic number.

77000000023 is a deficient number, since it is larger than the sum of its proper divisors (1).

77000000023 is an equidigital number, since it uses as much as digits as its factorization.

77000000023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 294, while the sum is 19.

The spelling of 77000000023 in words is "seventy-seven billion, twenty-three", and thus it is an aban number and an uban number.