88661012036 has 6 divisors (see below), whose sum is σ = 155156771070. Its totient is φ = 44330506016.

The previous prime is 88661012009. The next prime is 88661012039. The reversal of 88661012036 is 63021016688.

It can be written as a sum of positive squares in only one way, i.e., 88631244100 + 29767936 = 297710^2 + 5456^2 .

It is a junction number, because it is equal to n+sod(n) for n = 88661011984 and 88661012002.

It is not an unprimeable number, because it can be changed into a prime (88661012039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11082626501 + ... + 11082626508.

It is an arithmetic number, because the mean of its divisors is an integer number (25859461845).

Almost surely, 2^88661012036 is an apocalyptic number.

It is an amenable number.

88661012036 is a deficient number, since it is larger than the sum of its proper divisors (66495759034).

88661012036 is a wasteful number, since it uses less digits than its factorization.

88661012036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22165253013 (or 22165253011 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 41.

The spelling of 88661012036 in words is "eighty-eight billion, six hundred sixty-one million, twelve thousand, thirty-six".