88839828556889 has 2 divisors, whose sum is σ = 88839828556890. Its totient is φ = 88839828556888.

The previous prime is 88839828556793. The next prime is 88839828556943. The reversal of 88839828556889 is 98865582893888.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86253328329289 + 2586500227600 = 9287267^2 + 1608260^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88839828556889 is a prime.

It is not a weakly prime, because it can be changed into another prime (88839828456889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44419914278444 + 44419914278445.

It is an arithmetic number, because the mean of its divisors is an integer number (44419914278445).

Almost surely, 2^{88839828556889} is an apocalyptic number.

It is an amenable number.

88839828556889 is a deficient number, since it is larger than the sum of its proper divisors (1).

88839828556889 is an equidigital number, since it uses as much as digits as its factorization.

88839828556889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 152882380800, while the sum is 95.

The spelling of 88839828556889 in words is "eighty-eight trillion, eight hundred thirty-nine billion, eight hundred twenty-eight million, five hundred fifty-six thousand, eight hundred eighty-nine".