77477063 has 2 divisors, whose sum is σ = 77477064. Its totient is φ = 77477062.

The previous prime is 77477053. The next prime is 77477083. The reversal of 77477063 is 36077477.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 77477063 - 2¹⁴ = 77460679 is a prime.

It is a super-2 number, since 2×77477063² = 12005390582211938, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 77477063.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (77477033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38738531 + 38738532.

It is an arithmetic number, because the mean of its divisors is an integer number (38738532).

Almost surely, 2^77477063 is an apocalyptic number.

77477063 is a deficient number, since it is larger than the sum of its proper divisors (1).

77477063 is an equidigital number, since it uses as much as digits as its factorization.

77477063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172872, while the sum is 41.

The square root of 77477063 is about 8802.1056003663. The cubic root of 77477063 is about 426.3088838882.

The spelling of 77477063 in words is "seventy-seven million, four hundred seventy-seven thousand, sixty-three".