877709272387 has 2 divisors, whose sum is σ = 877709272388. Its totient is φ = 877709272386.

The previous prime is 877709272381. The next prime is 877709272411. The reversal of 877709272387 is 783272907778.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 877709272387 - 2¹⁵ = 877709239619 is a prime.

It is not a weakly prime, because it can be changed into another prime (877709272381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 438854636193 + 438854636194.

It is an arithmetic number, because the mean of its divisors is an integer number (438854636194).

Almost surely, 2^877709272387 is an apocalyptic number.

877709272387 is a deficient number, since it is larger than the sum of its proper divisors (1).

877709272387 is an equidigital number, since it uses as much as digits as its factorization.

877709272387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116169984, while the sum is 67.

The spelling of 877709272387 in words is "eight hundred seventy-seven billion, seven hundred nine million, two hundred seventy-two thousand, three hundred eighty-seven".