89479758084642 has 32 divisors (see below), whose sum is σ = 205258226434560. Its totient is φ = 28864438091280.

The previous prime is 89479758084589. The next prime is 89479758084683. The reversal of 89479758084642 is 24648085797498.

It is a happy number.

89479758084642 is a `hidden beast` number, since 8 + 9 + 4 + 7 + 9 + 75 + 80 + 8 + 464 + 2 = 666.

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, 26726329893 + ... + 26726333240.

It is an arithmetic number, because the mean of its divisors is an integer number (6414319576080).

Almost surely, 2^{89479758084642} is an apocalyptic number.

89479758084642 is an abundant number, since it is smaller than the sum of its proper divisors (115778468349918).

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

89479758084642 is a wasteful number, since it uses less digits than its factorization.

89479758084642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53452663175 (or 53452663169 counting only the distinct ones).

The product of its (nonzero) digits is 7803371520, while the sum is 81.

The spelling of 89479758084642 in words is "eighty-nine trillion, four hundred seventy-nine billion, seven hundred fifty-eight million, eighty-four thousand, six hundred forty-two".