89643008513 has 8 divisors (see below), whose sum is σ = 90741363648. Its totient is φ = 88549038864.

The previous prime is 89643008509. The next prime is 89643008549. The reversal of 89643008513 is 31580034698.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 89643008513 - 2² = 89643008509 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89643008573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1055231 + ... + 1137012.

It is an arithmetic number, because the mean of its divisors is an integer number (11342670456).

Almost surely, 2^89643008513 is an apocalyptic number.

It is an amenable number.

89643008513 is a deficient number, since it is larger than the sum of its proper divisors (1098355135).

89643008513 is a wasteful number, since it uses less digits than its factorization.

89643008513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2192743.

The product of its (nonzero) digits is 622080, while the sum is 47.

The spelling of 89643008513 in words is "eighty-nine billion, six hundred forty-three million, eight thousand, five hundred thirteen".