89204992427 has 4 divisors (see below), whose sum is σ = 89703344520. Its totient is φ = 88706640336.

The previous prime is 89204992421. The next prime is 89204992451. The reversal of 89204992427 is 72429940298.

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

It is a cyclic number.

It is not a de Polignac number, because 89204992427 - 2⁶ = 89204992363 is a prime.

It is a super-2 number, since 2×89204992427² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89204992421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249175778 + ... + 249176135.

It is an arithmetic number, because the mean of its divisors is an integer number (22425836130).

Almost surely, 2^89204992427 is an apocalyptic number.

89204992427 is a deficient number, since it is larger than the sum of its proper divisors (498352093).

89204992427 is a wasteful number, since it uses less digits than its factorization.

89204992427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498352092.

The product of its (nonzero) digits is 5225472, while the sum is 56.

The spelling of 89204992427 in words is "eighty-nine billion, two hundred four million, nine hundred ninety-two thousand, four hundred twenty-seven".