850564362255 has 32 divisors (see below), whose sum is σ = 1408390925760. Its totient is φ = 437817461760.

The previous prime is 850564362247. The next prime is 850564362281. The reversal of 850564362255 is 552263465058.

It is not a de Polignac number, because 850564362255 - 2³ = 850564362247 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 850564362198 and 850564362207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 708829 + ... + 1484441.

It is an arithmetic number, because the mean of its divisors is an integer number (44012216430).

Almost surely, 2^850564362255 is an apocalyptic number.

850564362255 is a deficient number, since it is larger than the sum of its proper divisors (557826563505).

850564362255 is a wasteful number, since it uses less digits than its factorization.

850564362255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778171.

The product of its (nonzero) digits is 8640000, while the sum is 51.

The spelling of 850564362255 in words is "eight hundred fifty billion, five hundred sixty-four million, three hundred sixty-two thousand, two hundred fifty-five".