85363555 has 4 divisors (see below), whose sum is σ = 102436272. Its totient is φ = 68290840.

The previous prime is 85363547. The next prime is 85363567. The reversal of 85363555 is 55536358.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 85363555 - 2³ = 85363547 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8536351 + ... + 8536360.

It is an arithmetic number, because the mean of its divisors is an integer number (25609068).

Almost surely, 2^85363555 is an apocalyptic number.

85363555 is a deficient number, since it is larger than the sum of its proper divisors (17072717).

85363555 is a wasteful number, since it uses less digits than its factorization.

85363555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17072716.

The product of its digits is 270000, while the sum is 40.

The square root of 85363555 is about 9239.2399579186. The cubic root of 85363555 is about 440.3089342102.

The spelling of 85363555 in words is "eighty-five million, three hundred sixty-three thousand, five hundred fifty-five".