88637756326661 has 2 divisors, whose sum is σ = 88637756326662. Its totient is φ = 88637756326660.

The previous prime is 88637756326597. The next prime is 88637756326667. The reversal of 88637756326661 is 16662365773688.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54950063434561 + 33687692892100 = 7412831^2 + 5804110^2 .

It is a cyclic number.

It is not a de Polignac number, because 88637756326661 - 2⁶ = 88637756326597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88637756326667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44318878163330 + 44318878163331.

It is an arithmetic number, because the mean of its divisors is an integer number (44318878163331).

Almost surely, 2^{88637756326661} is an apocalyptic number.

It is an amenable number.

88637756326661 is a deficient number, since it is larger than the sum of its proper divisors (1).

88637756326661 is an equidigital number, since it uses as much as digits as its factorization.

88637756326661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2194698240, while the sum is 74.

The spelling of 88637756326661 in words is "eighty-eight trillion, six hundred thirty-seven billion, seven hundred fifty-six million, three hundred twenty-six thousand, six hundred sixty-one".