88021025655666 has 32 divisors (see below), whose sum is σ = 179037163468800. Its totient is φ = 28841219573520.

The previous prime is 88021025655593. The next prime is 88021025655697. The reversal of 88021025655666 is 66655652012088.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2283046 + ... + 13463073.

It is an arithmetic number, because the mean of its divisors is an integer number (5594911358400).

Almost surely, 2^{88021025655666} is an apocalyptic number.

88021025655666 is an abundant number, since it is smaller than the sum of its proper divisors (91016137813134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

88021025655666 is a wasteful number, since it uses less digits than its factorization.

88021025655666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15761974.

The product of its (nonzero) digits is 41472000, while the sum is 60.

The spelling of 88021025655666 in words is "eighty-eight trillion, twenty-one billion, twenty-five million, six hundred fifty-five thousand, six hundred sixty-six".