855799546 has 16 divisors (see below), whose sum is σ = 1468825344. Its totient is φ = 366336144.

The previous prime is 855799531. The next prime is 855799583. The reversal of 855799546 is 645997558.

It is a super-2 number, since 2×855799546² = 1464785725867612232, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23890 + ... + 47773.

It is an arithmetic number, because the mean of its divisors is an integer number (91801584).

Almost surely, 2^855799546 is an apocalyptic number.

855799546 is a deficient number, since it is larger than the sum of its proper divisors (613025798).

855799546 is a wasteful number, since it uses less digits than its factorization.

855799546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72525.

The product of its digits is 13608000, while the sum is 58.

The square root of 855799546 is about 29254.0517877439. The cubic root of 855799546 is about 949.4177580910.

It can be divided in two parts, 8557995 and 46, that multiplied together give a triangular number (393667770 = T₂₈₀₅₉).

The spelling of 855799546 in words is "eight hundred fifty-five million, seven hundred ninety-nine thousand, five hundred forty-six".