787956659747 has 2 divisors, whose sum is σ = 787956659748. Its totient is φ = 787956659746.

The previous prime is 787956659681. The next prime is 787956659753. The reversal of 787956659747 is 747956659787.

It is a strong prime.

It is an emirp because it is prime and its reverse (747956659787) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 787956659747 - 2¹⁴ = 787956643363 is a prime.

It is not a weakly prime, because it can be changed into another prime (787956259747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 393978329873 + 393978329874.

It is an arithmetic number, because the mean of its divisors is an integer number (393978329874).

Almost surely, 2^787956659747 is an apocalyptic number.

787956659747 is a deficient number, since it is larger than the sum of its proper divisors (1).

787956659747 is an equidigital number, since it uses as much as digits as its factorization.

787956659747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5601052800, while the sum is 80.

The spelling of 787956659747 in words is "seven hundred eighty-seven billion, nine hundred fifty-six million, six hundred fifty-nine thousand, seven hundred forty-seven".