855062564 has 24 divisors (see below), whose sum is σ = 1552467000. Its totient is φ = 411586560.

The previous prime is 855062561. The next prime is 855062581. The reversal of 855062564 is 465260558.

855062564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 311240164 + 543822400 = 17642^2 + 23320^2 .

It is a super-2 number, since 2×855062564² = 1462263976708508192, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (855062561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29924 + ... + 51044.

It is an arithmetic number, because the mean of its divisors is an integer number (64686125).

Almost surely, 2^855062564 is an apocalyptic number.

It is an amenable number.

855062564 is a deficient number, since it is larger than the sum of its proper divisors (697404436).

855062564 is a wasteful number, since it uses less digits than its factorization.

855062564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21503 (or 21501 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 41.

The square root of 855062564 is about 29241.4528366837. The cubic root of 855062564 is about 949.1451456744.

The spelling of 855062564 in words is "eight hundred fifty-five million, sixty-two thousand, five hundred sixty-four".