88746524752661 has 4 divisors (see below), whose sum is σ = 88765323004524. Its totient is φ = 88727726500800.

The previous prime is 88746524752531. The next prime is 88746524752667. The reversal of 88746524752661 is 16625742564788.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 65068325452036 + 23678199300625 = 8066494^2 + 4866025^2 .

It is a cyclic number.

It is not a de Polignac number, because 88746524752661 - 2⁴² = 84348478241557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88746524752667) 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 in 3 ways as a sum of consecutive naturals, for example, 9399118850 + ... + 9399128291.

It is an arithmetic number, because the mean of its divisors is an integer number (22191330751131).

Almost surely, 2^{88746524752661} is an apocalyptic number.

It is an amenable number.

88746524752661 is a deficient number, since it is larger than the sum of its proper divisors (18798251863).

88746524752661 is a wasteful number, since it uses less digits than its factorization.

88746524752661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18798251862.

The product of its digits is 1083801600, while the sum is 71.

The spelling of 88746524752661 in words is "eighty-eight trillion, seven hundred forty-six billion, five hundred twenty-four million, seven hundred fifty-two thousand, six hundred sixty-one".