89375584505 has 12 divisors (see below), whose sum is σ = 109930384236. Its totient is φ = 69756547200.

The previous prime is 89375584483. The next prime is 89375584541. The reversal of 89375584505 is 50548557398.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 17410010809 + 71965573696 = 131947^2 + 268264^2 .

It is not a de Polignac number, because 89375584505 - 2²⁸ = 89107149049 is a prime.

It is a super-2 number, since 2×89375584505² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5308406 + ... + 5325215.

It is an arithmetic number, because the mean of its divisors is an integer number (9160865353).

Almost surely, 2^89375584505 is an apocalyptic number.

It is an amenable number.

89375584505 is a deficient number, since it is larger than the sum of its proper divisors (20554799731).

89375584505 is a wasteful number, since it uses less digits than its factorization.

89375584505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10633708 (or 10633667 counting only the distinct ones).

The product of its (nonzero) digits is 30240000, while the sum is 59.

The spelling of 89375584505 in words is "eighty-nine billion, three hundred seventy-five million, five hundred eighty-four thousand, five hundred five".