89495551612 has 12 divisors (see below), whose sum is σ = 160437147696. Its totient is φ = 43656366560.

The previous prime is 89495551583. The next prime is 89495551637. The reversal of 89495551612 is 21615559498.

It is a congruent number.

It is an unprimeable number.

It is an upside-down number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 272852128 + ... + 272852455.

It is an arithmetic number, because the mean of its divisors is an integer number (13369762308).

Almost surely, 2^89495551612 is an apocalyptic number.

89495551612 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

It is an amenable number.

89495551612 is a deficient number, since it is larger than the sum of its proper divisors (70941596084).

89495551612 is a wasteful number, since it uses less digits than its factorization.

89495551612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545704628 (or 545704626 counting only the distinct ones).

The product of its digits is 3888000, while the sum is 55.

The spelling of 89495551612 in words is "eighty-nine billion, four hundred ninety-five million, five hundred fifty-one thousand, six hundred twelve".