88948734221261 has 16 divisors (see below), whose sum is σ = 90169469233536. Its totient is φ = 87734268066816.

The previous prime is 88948734221239. The next prime is 88948734221287. The reversal of 88948734221261 is 16212243784988.

It is a cyclic number.

It is not a de Polignac number, because 88948734221261 - 2¹⁰ = 88948734220237 is a prime.

It is a super-2 number, since 2×88948734221261² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88948734220261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 249280400 + ... + 249636966.

It is an arithmetic number, because the mean of its divisors is an integer number (5635591827096).

Almost surely, 2^{88948734221261} is an apocalyptic number.

It is an amenable number.

88948734221261 is a deficient number, since it is larger than the sum of its proper divisors (1220735012275).

88948734221261 is a wasteful number, since it uses less digits than its factorization.

88948734221261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365348.

The product of its digits is 74317824, while the sum is 65.

The spelling of 88948734221261 in words is "eighty-eight trillion, nine hundred forty-eight billion, seven hundred thirty-four million, two hundred twenty-one thousand, two hundred sixty-one".