86273600477 has 2 divisors, whose sum is σ = 86273600478. Its totient is φ = 86273600476.

The previous prime is 86273600473. The next prime is 86273600531. The reversal of 86273600477 is 77400637268.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70593301636 + 15680298841 = 265694^2 + 125221^2 .

It is a cyclic number.

It is not a de Polignac number, because 86273600477 - 2² = 86273600473 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86273600473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43136800238 + 43136800239.

It is an arithmetic number, because the mean of its divisors is an integer number (43136800239).

Almost surely, 2^86273600477 is an apocalyptic number.

It is an amenable number.

86273600477 is a deficient number, since it is larger than the sum of its proper divisors (1).

86273600477 is an equidigital number, since it uses as much as digits as its factorization.

86273600477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2370816, while the sum is 50.

The spelling of 86273600477 in words is "eighty-six billion, two hundred seventy-three million, six hundred thousand, four hundred seventy-seven".