77427392983 has 2 divisors, whose sum is σ = 77427392984. Its totient is φ = 77427392982.

The previous prime is 77427392963. The next prime is 77427393019. The reversal of 77427392983 is 38929372477.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 77427392983 - 2²⁵ = 77393838551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (77427392953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38713696491 + 38713696492.

It is an arithmetic number, because the mean of its divisors is an integer number (38713696492).

Almost surely, 2^77427392983 is an apocalyptic number.

77427392983 is a deficient number, since it is larger than the sum of its proper divisors (1).

77427392983 is an equidigital number, since it uses as much as digits as its factorization.

77427392983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32006016, while the sum is 61.

The spelling of 77427392983 in words is "seventy-seven billion, four hundred twenty-seven million, three hundred ninety-two thousand, nine hundred eighty-three".