93428649647 has 2 divisors, whose sum is σ = 93428649648. Its totient is φ = 93428649646.

The previous prime is 93428649563. The next prime is 93428649709. The reversal of 93428649647 is 74694682439.

It is an a-pointer prime, because the next prime (93428649709) can be obtained adding 93428649647 to its sum of digits (62).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 93428649647 - 2³⁰ = 92354907823 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 93428649647.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (93428642647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46714324823 + 46714324824.

It is an arithmetic number, because the mean of its divisors is an integer number (46714324824).

Almost surely, 2^93428649647 is an apocalyptic number.

93428649647 is a deficient number, since it is larger than the sum of its proper divisors (1).

93428649647 is an equidigital number, since it uses as much as digits as its factorization.

93428649647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62705664, while the sum is 62.

The spelling of 93428649647 in words is "ninety-three billion, four hundred twenty-eight million, six hundred forty-nine thousand, six hundred forty-seven".