699855552 has 168 divisors, whose sum is σ = 2269979712. Its totient is φ = 212025600.

The previous prime is 699855547. The next prime is 699855553. The reversal of 699855552 is 255558996.

699855552 is a `hidden beast` number, since 6 + 9 + 9 + 85 + 5 + 552 = 666.

699855552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (699855553) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 169027 + ... + 173117.

It is an arithmetic number, because the mean of its divisors is an integer number (13511784).

Almost surely, 2^699855552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 699855552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1134989856).

699855552 is an abundant number, since it is smaller than the sum of its proper divisors (1570124160).

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

699855552 is a wasteful number, since it uses less digits than its factorization.

699855552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4129 (or 4107 counting only the distinct ones).

The product of its digits is 4860000, while the sum is 54.

The square root of 699855552 is about 26454.7831591945. The cubic root of 699855552 is about 887.8429232758.

The spelling of 699855552 in words is "six hundred ninety-nine million, eight hundred fifty-five thousand, five hundred fifty-two".