88021008878377 has 2 divisors, whose sum is σ = 88021008878378. Its totient is φ = 88021008878376.

The previous prime is 88021008878359. The next prime is 88021008878417. The reversal of 88021008878377 is 77387880012088.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49251818705296 + 38769190173081 = 7017964^2 + 6226491^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88021008878377 is a prime.

It is not a weakly prime, because it can be changed into another prime (88021008878347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44010504439188 + 44010504439189.

It is an arithmetic number, because the mean of its divisors is an integer number (44010504439189).

Almost surely, 2^{88021008878377} is an apocalyptic number.

It is an amenable number.

88021008878377 is a deficient number, since it is larger than the sum of its proper divisors (1).

88021008878377 is an equidigital number, since it uses as much as digits as its factorization.

88021008878377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 67436544, while the sum is 67.

The spelling of 88021008878377 in words is "eighty-eight trillion, twenty-one billion, eight million, eight hundred seventy-eight thousand, three hundred seventy-seven".