89675929646 has 4 divisors (see below), whose sum is σ = 134513894472. Its totient is φ = 44837964822.

The previous prime is 89675929639. The next prime is 89675929657. The reversal of 89675929646 is 64692957698.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 89675929646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22418982410 + ... + 22418982413.

It is an arithmetic number, because the mean of its divisors is an integer number (33628473618).

Almost surely, 2^89675929646 is an apocalyptic number.

89675929646 is a deficient number, since it is larger than the sum of its proper divisors (44837964826).

89675929646 is a wasteful number, since it uses less digits than its factorization.

89675929646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44837964825.

The product of its digits is 352719360, while the sum is 71.

The spelling of 89675929646 in words is "eighty-nine billion, six hundred seventy-five million, nine hundred twenty-nine thousand, six hundred forty-six".