855651048 has 64 divisors (see below), whose sum is σ = 2510808960. Its totient is φ = 237862656.

The previous prime is 855651047. The next prime is 855651079. The reversal of 855651048 is 840156558.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (855651047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62611 + ... + 75042.

It is an arithmetic number, because the mean of its divisors is an integer number (39231390).

Almost surely, 2^855651048 is an apocalyptic number.

It is an amenable number.

855651048 is an abundant number, since it is smaller than the sum of its proper divisors (1655157912).

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

855651048 is a wasteful number, since it uses less digits than its factorization.

855651048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137706 (or 137702 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 42.

The square root of 855651048 is about 29251.5136018634. The cubic root of 855651048 is about 949.3628407160.

It can be divided in two parts, 8556510 and 48, that added together give a palindrome (8556558).

The spelling of 855651048 in words is "eight hundred fifty-five million, six hundred fifty-one thousand, forty-eight".