89867847508 has 12 divisors (see below), whose sum is σ = 158310248992. Its totient is φ = 44636347800.

The previous prime is 89867847481. The next prime is 89867847539. The reversal of 89867847508 is 80574876898.

It is a super-2 number, since 2×89867847508² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74393310 + ... + 74394517.

Almost surely, 2^89867847508 is an apocalyptic number.

It is an amenable number.

89867847508 is a deficient number, since it is larger than the sum of its proper divisors (68442401484).

89867847508 is a wasteful number, since it uses less digits than its factorization.

89867847508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148787982 (or 148787980 counting only the distinct ones).

The product of its (nonzero) digits is 216760320, while the sum is 70.

The spelling of 89867847508 in words is "eighty-nine billion, eight hundred sixty-seven million, eight hundred forty-seven thousand, five hundred eight".