89345717055 has 384 divisors, whose sum is σ = 203836538880. Its totient is φ = 35254517760.

The previous prime is 89345717023. The next prime is 89345717081. The reversal of 89345717055 is 55071754398.

89345717055 is a `hidden beast` number, since 89 + 345 + 7 + 170 + 55 = 666.

It is not a de Polignac number, because 89345717055 - 2⁵ = 89345717023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 89345716992 and 89345717010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 322547577 + ... + 322547853.

It is an arithmetic number, because the mean of its divisors is an integer number (530824320).

Almost surely, 2^89345717055 is an apocalyptic number.

89345717055 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

89345717055 is an abundant number, since it is smaller than the sum of its proper divisors (114490821825).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89345717055 is a wasteful number, since it uses less digits than its factorization.

89345717055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439 (or 436 counting only the distinct ones).

The product of its (nonzero) digits is 5292000, while the sum is 54.

The spelling of 89345717055 in words is "eighty-nine billion, three hundred forty-five million, seven hundred seventeen thousand, fifty-five".