88761883381 has 2 divisors, whose sum is σ = 88761883382. Its totient is φ = 88761883380.

The previous prime is 88761883351. The next prime is 88761883433. The reversal of 88761883381 is 18338816788.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82745399025 + 6016484356 = 287655^2 + 77566^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88761883381 is a prime.

It is a super-2 number, since 2×88761883381² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88761883351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44380941690 + 44380941691.

It is an arithmetic number, because the mean of its divisors is an integer number (44380941691).

Almost surely, 2^88761883381 is an apocalyptic number.

It is an amenable number.

88761883381 is a deficient number, since it is larger than the sum of its proper divisors (1).

88761883381 is an equidigital number, since it uses as much as digits as its factorization.

88761883381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12386304, while the sum is 61.

The spelling of 88761883381 in words is "eighty-eight billion, seven hundred sixty-one million, eight hundred eighty-three thousand, three hundred eighty-one".