89357895545 has 8 divisors (see below), whose sum is σ = 107241265224. Its totient is φ = 71478456064.

The previous prime is 89357895541. The next prime is 89357895551. The reversal of 89357895545 is 54559875398.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2486817424 + 86871078121 = 49868^2 + 294739^2 .

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 89357895545 - 2² = 89357895541 is a prime.

It is a super-2 number, since 2×89357895545² (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 (89357895541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 932294 + ... + 1023663.

It is an arithmetic number, because the mean of its divisors is an integer number (13405158153).

Almost surely, 2^89357895545 is an apocalyptic number.

It is an amenable number.

89357895545 is a deficient number, since it is larger than the sum of its proper divisors (17883369679).

89357895545 is a wasteful number, since it uses less digits than its factorization.

89357895545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1965099.

The product of its digits is 272160000, while the sum is 68.

The spelling of 89357895545 in words is "eighty-nine billion, three hundred fifty-seven million, eight hundred ninety-five thousand, five hundred forty-five".